The slope m = -5/4 , y - intercept is 5 and the equation in slope - intercept form is y = (-5/4)x + 5 .
Given :
The graph of a linear function is shown on the grid.
From the graph :
Take two points ( 0 , 5 ) and ( 4 , 0 )
slope m = 0 - 5 / 4 - 0
= -5 / 4
we know that ,
slope intercept form is y = mx + b
substitute m and ( 0 , 5 )
5 = -5 / 4 ( 0 ) + b
5 = 0 + b
b = 5 ( y - intercept )
substitute b and m value
y = (-5/4)x + 5
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Matt has 12 balloons that he wants to divide among 4 friends. Select the three statements that describe how Matt should divide the balloons.
Answer:
Step-by-step explanation:
If we divide 12 by 4 friends we got 3, so we can have those situations:
He can give 3 to each friend, and he will not have any.
Also, he can give 2 for each friend , and he will have 4 more.
Also, he can give 1 for each friend, and he will have 8 more.
if you help me you are a sweet sweet sweet angel
Answer:
the last option
option four or D
Step-by-step explanation:
have a great day :)
PLEASE HELP ASAP!!!!!!! ILL MAKE YOU THE BRAINLEST
Select the three numbers between 2/5 and 250%
0.25
11/4
0.9
2.5%
7/8
78%
Answer:11/4, 7/8, 78%
Step-by-step explanation:
Answer:
0.9 78% 7/8.I hoped I helped
#10 is this if y’all couldn’t see it
Answer:
Rectangle with l = 13 and h = 9
Step-by-step explanation:
To find the area of the rhombus, you multiply base and length.
The base here is 13 and the length is 9.
Multiplying 13 x 9 = 117.
The area of a square is side x side.
So, 11 x 11 = 121.
The area of the rectangle is length x base.
So 13 x 9 = 117.
We see the rhombus and rectangle have the same area.
What is the area of the figure below? 7 cm 8 cm 3 cm 4 cm
1) True or False: Solving a system of equations using the graphing, substitution, or elimination method will find the exact same solution.
2) True or False: Elimination can never be used to solve a nonlinear system of equations (a system where one equation is not linear).
True: Solving a system of equations using the graphing, substitution, or elimination method will find the exact same solution.
False: Elimination can never be used to solve a nonlinear system of equations (a system where one equation is not linear).
What is a system of equations?A system of equations can be defined an algebraic equation that only has two (2) variables and can be solved simultaneously.
In Mathematics, there are three (3) main methods that are commonly used for solving a system of equations simultaneously and these include the following:
Graphing method.Substitution method.Elimination method.Generally speaking, the same solution would be obtained when any of the three (3) methods for solving a system of equations are used. However, it is completely false to state that the elimination method cannot be used to solve a nonlinear system of equations.
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stuck on this question
Answer- 2pm
just add all the time and then take away form 6.30pm and you will left with 2pm
1hr+2hr&45mins+45mins=4hr30mins
6.30-4.30=2.00pm
Answer the following questions using what you've learned from this unit. Write your
answers in the space provided. Be sure to show all work.
CLASSIFY and MEASURE TRIANGLES
1. Find angle measures and use angles to classify triangles.
Part I: Find the missing angle measure in each triangle. Show your work.
(3 points, 1 point each)
AAN
50"
В
A
mC
m B
mA
Answer:
50"
В
A
mC
m B
mA
Step-by-step explanation:
how many sides does a regular polygon have
Answer: a polygon is a shape with at least three straight sides and angles, and typically five or more
Step-by-step explanation:
If y varies inversely as X and y=16 when X=4,find y when X=32
\(\qquad \qquad \textit{inverse proportional variation} \\\\ \textit{\underline{y} varies inversely with \underline{x}} ~\hspace{6em} \stackrel{\textit{constant of variation}}{y=\cfrac{\stackrel{\downarrow }{k}}{x}~\hfill } \\\\ \textit{\underline{x} varies inversely with }\underline{z^5} ~\hspace{5.5em} \stackrel{\textit{constant of variation}}{x=\cfrac{\stackrel{\downarrow }{k}}{z^5}~\hfill } \\\\[-0.35em] ~\dotfill\)
\(\stackrel{\textit{"y" varies inversely with "x"}}{y = \cfrac{k}{x}}\hspace{5em}\textit{we also know that} \begin{cases} x=4\\ y=16 \end{cases} \\\\\\ 16=\cfrac{k}{4}\implies 64 = k\hspace{9em}\boxed{y=\cfrac{64}{x}} \\\\\\ \textit{when x = 32, what's "y"?}\qquad y=\cfrac{64}{32}\implies y=2\)
Rashawn read 25 pages of his book each day until he finished the book. his book was 400 pages long. which sketch represents this situation?
Answer:
It took 16 days
Step-by-step explanation:
400/25=16
Ian’s parents asked him to create a budget for his $1000 monthly income he determines that we would like to save for remaining amount, what percent if his budget will go towards savings
Lan’s parents asked him to create a budget for his $1000 monthly income he determines that we would like to save for remaining amount, he can allocate 37.5% of his budget towards savings.
To determine the percentage of Ian's budget that will go towards savings, we need to subtract his expenses from his monthly income and then express the savings as a percentage of his total income.
Let's calculate Ian's expenses first:
Car payment: $325
Car insurance: $100
Fuel: $120
Cell phone bill: $80
Total expenses = $325 + $100 + $120 + $80 = $625
To find the remaining amount for savings, we subtract the total expenses from his monthly income:
Remaining amount = Total income - Total expenses
Remaining amount = $1000 - $625
Remaining amount = $375
Now, to find the percentage of his budget allocated for savings, we divide the remaining amount by the total income and multiply by 100:
Percentage of savings = (Remaining amount / Total income) * 100
Percentage of savings = ($375 / $1000) * 100
Percentage of savings = 0.375 * 100
Percentage of savings = 37.5%
Therefore, Ian plans to allocate 37.5% of his budget towards savings.
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Your question seems incomplete, the probable complete question is:
Ian's parents asked him to create a budget for his $1,000 monthly income. He determines that he would like to save the remaining amount. What percent of his budget will go towards savings?
He spend $325 on his car payment, $100 for car insurance, $120 for fuel, and $80 for his cell phone bill.
Find the area of the rectangle given that the perimeter is 74
cm.
3m +2
m - 5
i need help can somewon help me?
Answer:
1. Lin raised $40
2. Jada raised $20
3. Andre raised $60
Step-by-step explanation:
1. It says Lin raised 100% of her goal and the goal was $40 which means that she earned $40
2. For this one it says Jada raised only 50% of her goal. To solve this one you just take half of 40 since it says she raised only 50% of her goal which gets you 20
3. For this one you just have to do some adding. The first part of the problem you take away the 50% of the 150% for a minute and that just leaves 100% which is a total of 40$ you then just look at the 50% by itself which is 20$. Then you take 40 and add the 20 to it which gets you a total of 60$
have a great day! :)
-(x - 13) = 10(x + 9)
Edmund is designing his garden. For every yellow tulip, he plans to plant two whites lilies. Using only these two types of flower, he plans to plant 12 flowers in his garden. How many of each type of flower will Edmund plant in his garden?
Solving a system of equations we will see that Edmund will plant 4 yellow tulips and 8 white lilies.
How many of each type of flower will Edmund plant in his garden?Let's define our variables as:
x = number of yellow tulips.y = number of white lilies.We know that for each yellow tulip he will plant two white lilies, then:
y = 2x
And we also know that he wants to plant 12 flowers, so:
x + y = 12
Then we have a system of equations:
x + y = 12
y = 2x
Substituting the second equation into the first one, we will get:
x + 2x = 12
3x = 12
x = 12/3
x = 4
Then the value of y is:
y = 2x
y = 2*4 = 8
Then he will plant 4 yellow tulips and 8 white lilies.
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2. The table includes results from polygraph experiments. In each case, it was known if the
subject lied or did not lie, so the table indicates when the polygraph test was correct. Find the
test statistic needed to test the claim that whether a subject lies or does not lie is independent of
the polygraph test indication.
Polygraph test indicated
that the subject lied.
Polygraph test indicated
that the subject did not lie.
025.571
Did the Subject Actually Lie?
No (did not lie) Yes (lied)
15
32
42
9
(1 poir
We cannot conclude that whether a subject lies or does not lie is independent of the polygraph test indication.
How to explain the hypothesisThe test statistic needed to test the claim that whether a subject lies or does not lie is independent of the polygraph test indication is the chi-square statistic.
In this case, the grand total is 90. The row totals are 57 and 33, and the column totals are 42 and 48. The expected frequencies are as follows:
The chi-square statistic is calculated as 0.177. The p-value for the chi-square statistic is calculated using a chi-square table. The degrees of freedom for the chi-square table are the number of rows minus 1, multiplied by the number of columns minus 1.
Since the p-value is greater than 0.05, we fail to reject the null hypothesis. We cannot conclude that whether a subject lies or does not lie is independent of the polygraph test indication.
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Help
Identify the equation that represents a quadratic relationship
y =4x^2
y =4x^4
y =4x^3
y =4
The equation that represents a quadratic relationship is y = 4x^2. Option A.
A quadratic relationship is a mathematical relationship where the variable y is a function of the variable x raised to the power of 2. In other words, it is an equation in which the highest power of the variable is 2.
Let's analyze the given equations:
1. y = 4x^2: This equation represents a quadratic relationship because the variable x is raised to the power of 2. The term 4x^2 indicates that the relationship between x and y is quadratic.
2. y = 4x^4: This equation represents a quartic relationship, not a quadratic relationship. The variable x is raised to the power of 4, which indicates a higher degree relationship than quadratic.
3. y = 4x^3: This equation represents a cubic relationship, not a quadratic relationship. The variable x is raised to the power of 3, indicating a higher degree relationship.
4. y = 4: This equation represents a linear relationship, not a quadratic relationship. It is a constant equation where y is always equal to 4, regardless of the value of x. In a quadratic relationship, the variable x should have a power of 2. Option A.
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Simplify the expression.
4y-y(3 - 7y) + 5+ 2(8- y)
7y2-y +21
-7y2 - y + 21
-8y + 21
-7y+21
Answer:
7y² - y + 21
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to RightDistributive Property
Algebra I
Terms/CoefficientsStep-by-step explanation:
Step 1: Define
4y - y(3 - 7y) + 5 + 2(8 - y)
Step 2: Simplify
[Distributive Property] Distribute parenthesis: 4y - 3y + 7y² + 5 + 16 - 2yCombine like terms (y): 7y² - y + 5 + 16Combine like terms: 7y² - y + 21Which expression is equivalent to 8^-3/ 2^-3?
a. 4^0
b. 4^-3
c. 1/4^-3
d. 4
Answer:
b. 4^-3
Step-by-step explanation:
The expression can be simplified to a number of different levels. Here, it looks like the answer choices want you to simplify it like this:
\(\dfrac{8^{-3}}{2^{-3}}=\left(\dfrac{8}{2}\right)^{-3}=\boxed{4^{-3}}\)
__
In this case, the applicable rule of exponents is ...
(a/b)^c = (a^c)/(b^c)
A survey of 280 homeless persons showed that 63 were veterans. Construct a 90% confidence interval for the proportion of homeless persons who are veterans.
Answer:
[0.184, 0.266]
Step-by-step explanation:
Given:
Number of survey n =280
Number of veterans = 63
Confidence interval = 90%
Computation:
Probability of veterans = 63/280
Probability of veterans =0.225
a=0.1
Z(0.05) = 1.645 (from distribution table)
Confidence interval = 90%
So,
p ± Z*√[p(1-p)/n]
0.225 ± 1.645√(0.225(1-0.225)/280)
[0.184, 0.266]
Multiply with decimal numbers:
6.0 x 74 = ? 4.5 x 80 = ? 5.1 x 78 = ? 1.9 x 70 = ?
The complete process of multiplication please :)
6.0x74=444
4.5x80=360
5.1 x 78 = 397.8
1.9 x 70=133
Jordan's raise last year was 3 percent of her salary, but inflation numbers released yesterday indicated that inflation was 3 percent last year. How much did Jordan's purchasing power increase?
Since the inflation was exactly increased to the same percentage as the salary increase of Jordan, the increase in his purchasing power is zero.
What is inflation?Inflation is a sustained increase in the general price level of goods and services in an economy over a period of time. When the general price level rises, each unit of currency buys fewer goods and services; consequently, inflation reflects a reduction in the purchasing power of money.
If the pay raise is not above the percentage of the inflation then there would be no net increase in the purchasing power.
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Which Zeros of the polynomial function partially graphed below have even multiplicity?
The Zeros of the polynomial function partially graphed below have even multiplicity are x = -3 and x = 3.
What are the Zeros of the Polynomial?
The zeros of a Polynomial graph are simply the points where the graph curve crosses the x-axis.
In simply terms, the Zeros of a function are the values of the independent variable that make the function equal to 0. Multiplicity just refers to how many copies of a given zero exist.
From the given graph, the zeros of the Polynomial function are x = 2 and x = 3 and x = -3
An odd multiplicity means the graph of the function crosses the x-axis at that point. An even multiplicity means the curve contacts the x-axis at that point and backs instead of crossing.
Thus, the odd multiplicity is at x = 3
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how do you graph this: x-intercept=2, y-intercept=5
Answer:
Plot 2 along the x-axis and 5 on the y-axis then connect?
Step-by-step explanation:
the difference of two number one of which is one third of the other is 18 find the number
Answer:
Most of the important things in the world have been accomplished by people who have kept on trying when there seemed to be no hope at all
Step-by-step explanation:
you can do it!!!
Maya’s unpaid balance is $205.16. Her APR is 14.4% and she has $82.10 in new transactions. What is her new balance? Responses $289.72 $289.72 $290.71 $290.71 $316.80 $316.80 $533.45
Based on the information given the new balance is $289.72.
New balanceFirst step is to calculate the finance charge
\(\text{Finance charge}=205.16\times(0.144\div12 \ \text{months})\)
\(\text{Finance charge}=205.16\times0.012\)
\(\text{Finance charge}=2.46\)
Second step is to calculate the New balance
\(\text{New balance}=205.16+2.46+82.10\)
\(\text{New balance}=\bold{\$289.72}\)
In conclusion, the new balance is $289.72.
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How do you solve this?
Mr Menke was driving in the rain at a steady speed of 72km/h. As the car passed under a bridge, the rain stopped falling on the car for 2.7 seconds. How wide was the bridge?
A) 54m
B) 20m
C)47m
D)5.4m
E) 45m
Step-by-step explanation:
it may help you to understand
Can u do 25 and how to do it
Answer:
f(- 1) = 10
Step-by-step explanation:
using the rule of exponents
\((\frac{a}{b}) ^{-1}\) = \((\frac{b}{a}) ^{1}\) = \(\frac{b}{a}\)
to find f(- 1) substitute x = - 1 into f(x)
f(- 1) = 5\((\frac{1}{2}) ^{-1}\) = 5 × \(\frac{2}{1}\) = 5 × 2 = 10
A countertop is in the shape of a trapezoid. The lengths of the bases are 70.5 and 65.5 inches long. The area of the countertop is 1224 square inches. Write and solve and equation to find the height of the countertop.
Answer:
18.
Step-by-step explanation:
We know that the formula to find the height of a trapezoid is: ((a+b)/2)*h.
Using this, we'll get: 18, which is your answer. You can plug in the numbers if you want to confirm this.
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