Answer:
14
Step-by-step explanation:
2×5+2(0+2)
Multiply 2 and 5 to get 10.
10+2(0+2)
Add 0 and 2 to get 2.
10+2×2
Multiply 2 and 2 to get 4.
10+4
Add 10 and 4 to get 14.
14
Elsie bought a video game for $85.00. if the store charges 170% of its cost for the game, how much is the store's profit? SHOW YOUR WORK PLEASE AND THANK YOU!!!! <3
The store's profit on the video game is $35.
According to the question,
We have the following information:
Elsie bought a video game for $85.00. And the store charges 170% of its cost for the game.
Now, let's take the original price of the video game to be $x.
So, we have the following expression:
170% of x = 85
170x/100 = 85
Using the cross multiplication method:
170x = 85*100
x = 8500/170
x = 50
So, we have the cost of the video game.
Now, we know that the formula to find the profit is as follows:
Profit = Selling price - cost of the product
Profit = $(85-50)
Profit = $35
Hence, the store's profit on the video game is $35.
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Passing through (3, -3) and perpendicular to y=3x+5
Answer:
Find the negative reciprocal of the slope of the original line and use the point-slope formula y−y1=m(x−x1) to find the line perpendicular to y=3x−5. y=−13x−2
Step-by-step explanation:
Some please help me I’m not good at math
Answer:
I believe the midpoint of this is (-1,1)
Solve C=85x+60 for x
Answer:
it is 85x and I'm only in middle school
In Exercises 11 and 12, determine if b is a linear combination of a1, a2, and a3 11. a1 a2 12. a a2 a3
To determine if a vector b is a linear combination of given vectors a1, a2, and a3, set up the equation b = x * a1 + y * a2 + z * a3 (if a3 is given). Solve the system of equations for x, y, and z (if a3 is given). If there exist values for x, y (and z if a3 is given) that satisfy the equations, then b is a linear combination of a1, a2 (and a3 if given).
To determine if b is a linear combination of a1, a2, and a3 in Exercises 11 and 12, you will need to check if there exist scalars x, y, and z such that:
b = x * a1 + y * a2 + z * a3
For Exercise 11:
1. Write down the given vectors a1, a2, and b.
2. Set up the equation b = x * a1 + y * a2, as there is no a3 mentioned in this exercise.
3. Solve the system of equations for x and y.
For Exercise 12:
1. Write down the given vectors a1, a2, a3, and b.
2. Set up the equation b = x * a1 + y * a2 + z * a3.
3. Solve the system of equations for x, y, and z.
If you can find values for x, y (and z in Exercise 12) that satisfy the equations, then b is a linear combination of a1, a2 (and a3 in Exercise 12). Please provide the specific vectors for each exercise so I can assist you further in solving these problems.
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The function h(1)= - 16t^2 + 64t + 52 gives the height in feet of a projectile t seconds after it is launched. Find h(0) and h(3) and interpret your answers.
The function h(1)= - 16t^2 + 64t + 52 is a function that gives the height in feet of a projectile t seconds after it is launched.
To find h(0), we simply substitute t=0 into the function. Therefore, h(0)= - 16(0)^2 + 64(0) + 52 = 52. This means that the projectile was initially launched at a height of 52 feet.
To find h(3), we substitute t=3 into the function. Therefore, h(3)= - 16(3)^2 + 64(3) + 52 = 100. This means that the projectile was at a height of 100 feet after 3 seconds of being launched.
Interpreting the answers, we can say that the projectile was launched at a height of 52 feet, and after 3 seconds it had reached a height of 100 feet.
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Consider the sequence of steps to solve the equation: 3(x − 4) + 5x = 9x − 36 Given ⇒ 3(x − 4) + 5x = 9x − 36 Step 1 ⇒ 3x − 12 + 5x = 9x − 36 Step 2 ⇒ 3x + 5x − 12 = 9x − 36 Step 3 ⇒ 8x − 12 = 9x − 36 Step 4 ⇒ 8x − 8x − 12 = 9x − 8x − 36 Step 5 ⇒ 0 − 12 = x − 36 Step 6 ⇒ −12 = x − 36 Step 7 ⇒ −12 + 36 = x − 36 + 36 Step 8 ⇒ 24 = x + 0 Step 9 ⇒ 24 = x Which property yields Step 1?
Answer:
Step-by-step explanation:
Distributive property
a(b - c) = ab - ac
3(x-4) = 3*x - 3*4
= 3x - 12
Simplify.
- 6x + 8/6 - 3/2x - 1/2 + 5/2x
Answer:
i got 5(6x-1)/6
Step-by-step explanation:
PLEAZE HELP SOON FASTES ANSWER GETS BRAINLIEST
Answer:
36.8 divided by 16=2.3
2.60 x 2.3= 5.98
I think this is right..
Step-by-step explanation:
If there is 16 ounces is 1 pound then divide 36.8 by 16
then the answer should be multiplied by the amount the peach cost per pound.
Simplify the following division: 8 x 10-5 Then enter your final answer in decimal form below:
The simplified form of the given division \(8 x 10^-^5\) is \(0.00008\).
To simplify the given division \(8 x 10^-^5\), we first used the law of exponents. The law of exponents states that when we multiply two numbers with the same base, we add the exponents. Using the law of exponents, we rewrote the given division as \(8 x 1/10^5\).
Then, we simplified the given division by multiplying the numerator and denominator by \(10^5\). This is because \(10^5/10^5 = 1\), so multiplying by \(10^5\)does not change the value of the given division. Multiplying \(8\) by \(10^5\) gives us \(800000\), while multiplying \(1\) by \(10^5\) gives us \(100000\). Therefore,\(8/10^5\) is equivalent to \(800000/100000\), which simplifies to \(8/100000\) or \(0.00008\) in decimal form.
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If a histogram is right skewed, which will be greater the mean or the median? Type a single word answer in the space
provided, for example if the answer is mode, type mode.
Answer:
Mean is greater
Step-by-step explanation:
For a skewed distribution, then the tail is longer to one side from the center than to the other. In a right skewed distribution, the tail is longer to the right.
When a distribution is skewed, the mean will be closer to the tail Than the median. Therefore. For a right skewed histogram, the mean is closer to the tail of the histogram and hence closer to the right. Once this happens, values closer to the right of a distribution are higher (number line). Thus the mean will be greater than the median.
What are the values of s and t?
Answer:
S=45°
t=90°
Step-by-step explanation:
Y=Z=45
t=180-(45×2)=90
Solve 2^X = 64
6
7
8
Answer:
6
Step-by-step explanation:
Answer:
6
Step-by-step explanation:
The only number that will equal 64 if it is the power of 2
f(x) = x² + 3x – 4 if x = 5a
Answer:
Step-by-step explanation:
f(5a) = (\(5a)^{2}\) + 3× 5a - 4
HURRY PLEASE HELP ME I DONT KNOW WHAT TO DO
Answer:
3rd option
Step-by-step explanation:
Maggie's brother is 4 years younger than four times her age. The sum of their ages is 71.
How old is Maggie?
Maggie is
years old.
Answer:
Heya there!
Here's the answer to your question.
Maggies age = M
Brothers age = B
From the problem develop 2 equations:
B = 2M - 4 Equation 1
M + B = 11 Equation 2
Solve Eq. 2 for B to get: B = 11 - M then substitute into Eq. 1.
11 - M = 2M - 4
-3M = -15
M = 5 Maggie is 5 years old!
Step-by-step explanation:
Math. answer plz ty❤️.
Answer:
Robert is 10 and his dad is 40 years old
Step-by-step explanation:
We have (4x+5)=3(x+5)
4x+5=3x+15
x=10.
Roberts is 10 years old and his father is 40 years old.
Answer:
Step-by-step explanation:
Roberts's father=4x
Robert=x
After 5 years, the ages will be
4x+5 and x+5 because we just simply add 5 years to their ages
It says that the father will be 3x older. So,
3(x+5)=4x+5. --this is the equation
3x+15=4x+5
-5 -5
3x+10=4x
-3x -3x
x=10
the difference between 7 and -15 the translation is
Answer:
22
Step-by-step explanation:
Answer: one is negative and one is positive
Step-by-step explanation:
What is y-1=-2(x-2) in slope intercept form
Answer:
y=−2x+5
Step-by-step explanation:
y=mx+b
This meal costs $19.00 .A sales tax is applied, followed by an automatic tip of 18 %.What is the total with tax and tip?
The total cost of he meat with tax and tip is $ 22.42
How to find the totalTo calculate the total cost with tax and tip, we need to follow these steps:
multiply the meal cost by the tip rate. when the tip rate is 18%, we have:
Tip amount = $19.00 * 0.18 = $3.42
Add the meal cost, sales tax, and tip amount to get the total cost:
Total cost = Meal cost + Sales tax + Tip amount
= $19.00 + $3.42
= $ 22.42
Therefore, the total cost with tax and tip is $22.42
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Draw an ERD for the following situation, which is based on Lapowsky (2016): The Miami-Dade County, Florida, court system believes that jail populations can be reduced, reincarceration rates lowered, and court system costs lessened and, most important, that better outcomes can occur for people in and potentially in the court system if there is a database that coordinates activities for county jails, metal health facilities, shelters, and hospitals. Based on the contents of this database, algorithms can be used to predict what kind of help a person might need to reduce his or her involvement in the justice system. Eventually, such a database could be extensive (involving many agencies and lots of personal history and demographic data) once privacy issues are resolved. However, for now, the desire is to create a prototype database with the following data. Data about persons will be stored in the database, including professionals who work for the various participating agencies as well as those who have contact with an agency (e.g., someone who is a client of a mental health facility, who is incarcerated, or both). Data about people include name, birth date, education level, job title (if the person is an employee of one of the participating agencies), and (permanent) address. Some people in the system will have been prescribed certain medicines while in the care of county hospitals and mental health facilities. A medicine has a name and a manufacturer. Each prescription is for a particular medicine and has a dosage. A prescription is due to some diagnosis, which was identified on a certain date, to treat some illness, was diagnosed by some facility professional, and has notes explaining family history at the time of the diagnosis. Each illness has a name and some medicines or other treatments commonly prescribed (e.g., certain type of counseling). Each participating agency is of a certain type (e.g., criminal justice, mental health) and has a name and a contact person. People v is it or contact an agency (e.g., they are arrested by the justice system or stay at a shelter). For each contact a person has with an agency, the database needs to record the contact date, employment status at time of contact, address at time of contact, reason for visit/contact, and the name of the responsible agency employee.
The ERD for the described situation would include entities such as county jails, mental health facilities, shelters, hospitals, and a coordinating database. Relationships between these entities would allow for coordination and prediction of the type of assistance individuals may need to reduce their involvement in the justice system.
What are the main entities and relationships in the ERD for the Miami-Dade County court system's database?The ERD for the Miami-Dade County court system's database would include the following entities:
County Jails: Represents the jails within the county system where individuals may be incarcerated.
Mental Health Facilities: Represents the facilities that provide mental health services and support.
Shelters: Represents the shelters that offer temporary housing and assistance to those in need.
Hospitals: Represents the healthcare institutions where individuals receive medical treatment.
Coordinating Database: Represents the central database that coordinates activities and stores information from all the other entities.
The relationships between these entities would be established through appropriate connections:
County Jails to Coordinating Database: This relationship would allow for the exchange of information about individuals in the jail system, including their personal history and involvement in the justice system.
Mental Health Facilities to Coordinating Database: This relationship would facilitate the sharing of information regarding individuals' mental health needs and treatment plans.
Shelters to Coordinating Database: This relationship would enable the coordination of housing services and assistance programs for individuals in the justice system.
Hospitals to Coordinating Database: This relationship would allow for the integration of medical records and healthcare services for individuals involved in the justice system.
These relationships and the information stored in the coordinating database would serve as the foundation for algorithms to predict the type of help individuals might require to reduce their involvement in the justice system.
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Mariana wants to bring some friends on a ferry ride at the long beach port for her birthday. she has $200 total to spend on her birthday. The ferry ride costs $15 per person and Mariana spent a one time $35 fee on snacks and beverages.if p represents the number of people going on the ferry ride, write an equation to model this situation.
Answer:
200< 15p +35 (it's less than or equal to, but i can't put the bar under the sign)
Step-by-step explanation:
Graph y=1/3x+2 and y=2/3x+5
The graph of y = (1/3)x + 2 is a straight line that passes through the points (0, 2) and (3, 3) and the graph of y = (2/3)x + 5 is a straight line that passes through the points (0, 5) and (3, 7).
What is graph?
In mathematics, a graph is a visual representation of a set of data, usually shown as a series of points or lines on a coordinate plane.
To graph y = (1/3)x + 2 and y = (2/3)x + 5, we can follow these steps:
Choose some x-values to plug into each equation and find the corresponding y-values. A common method is to use x = 0 and x = 3 for each equation, as these values are easy to work with.
For y = (1/3)x + 2:
When x = 0, y = (1/3)(0) + 2 = 2
When x = 3, y = (1/3)(3) + 2 = 3
For y = (2/3)x + 5:
When x = 0, y = (2/3)(0) + 5 = 5
When x = 3, y = (2/3)(3) + 5 = 7
Plot the points from Step 1 on a coordinate plane.
For y = (1/3)x + 2, we plot the points (0, 2) and (3, 3).
For y = (2/3)x + 5, we plot the points (0, 5) and (3, 7).
Draw a line through each set of points.
The graph of y = (1/3)x + 2 is a straight line that passes through the points (0, 2) and (3, 3).
The graph of y = (2/3)x + 5 is a straight line that passes through the points (0, 5) and (3, 7).
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hey im confused about this one giving 10 points
Answer:
The slope of the line is 3.
Step-by-step explanation:
The y-intercept is 0,-2, and another point on the line is 1,1.
By using the slope formula y2 - y1/x2 - x1, we get:
1 - (-2) = 3
1 - 0 = 1
3/1 = 3, so the slope is 3
Hope this helps, please mark brainliest
How many solutions does the equation
-2(x + 4) = -2(x + 4) - 6 have?
A coin is tossed four times. What is the probability of getting tails four times in a row?
a. 1/8
b. 1/32
c. 2
d. 1/16
Answer:
b) 1/32
Step-by-step explanation:
1/2 x 1/2 x 1/2 x 1/2 = 1/32
write your own story problem using multiplying or dividing fractions.
(maybe include a answer)
Answer:
At a sleepover, Karen, Jennifer, Alice and Kyle ate 8/4 slices of pizza. Later that night, everyone realized that they needed to know how much pizza they ate in total. Can you help?
Step-by-step explanation:
8/4 is 2 and there are 4 people
so basically 2*4 is 8
lol simple
What percentage of the measurements in the data set lie to the right of the median? ___ % What percentage of the measurements in the data set lie to the left of the upper quartile? ___ %
To answer this question, we need to know the median and upper quartile of the data set. Once we have these values, we can determine what percentage of the data falls to the right of the median and to the left of the upper quartile.
Let's say the median of the data set is 50 and the upper quartile is 75. To find the percentage of measurements to the right of the median, we need to look at the data values that are greater than 50 and divide that number by the total number of measurements. Let's say there are 40 data values greater than 50 and a total of 100 measurements.
Then, the percentage of measurements to the right of the median would be:
(40/100) x 100% = 40%
To find the percentage of measurements to the left of the upper quartile, we need to look at the data values that are less than or equal to 75 and divide that number by the total number of measurements. Let's say there are 60 data values less than or equal to 75 and a total of 100 measurements. Then, the percentage of measurements to the left of the upper quartile would be:
(60/100) x 100% = 60%
Your answer:
1. 40% of the measurements lie to the right of the median.
2. 60% of the measurements lie to the left of the upper quartile (Q3).
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can you also explain the steps for it
Answer:
110 degrees
Step-by-step explanation:
A full rotation is 360 degrees, meaning if I turned completely around so that I am facing the exact same place as where I started, I will have turned 360 degrees.
So, If I were to turn 180 degrees, I would have turned half the amount of 360 degrees, and I would be facing the opposite direction in relation to where I started.
360 degrees is represented by a circle with two intersecting lines in the middle, and it looks like the file I attached
180 degrees, being half of 360, is represented by half a circle.
The picture in your question is also half a circle, just without the outer lines.
That means the entire angle is 180.
Knowing this, we can subtract 70 from 180 to get the degree measure for x.
180 - 70 = 110
Hope this helps, I don't know if I explained it very well.
Please help me pick which ones they are. Thank you!
Answer:
C and F are the correct transformations.
Step-by-step explanation:
The graph of g(x) is reflected about the x-axis, then shifted up 2 units.