Answer:
x+9/x+1
Step-by-step explanation:
Since the denominator is the same, just add the numerator while keeping the denominator the same.
How can you express (15 + 30) as a multiple of a sum of whole numbers with no common factor?
A.
2 × (7.5 + 15)
B.
3 × (5 + 10)
C.
5 × (3 + 6)
D.
15 × (1 + 2)
Which of the following fractions is equivalent to 10/12 ?
a. 40/48
b. 20/30
c. 4/5
d. 12/14
Answer:
a. 40/48
Step-by-step explanation:
40/48 = 20/24 = 10/12
a. 40/48
Answer: a. 40/48
Hope this helps!
9. Expand using identites.
1) (3/2 m - 5n) (3/2 m + 5n)
Answer:
(3/2 m)^2 -(5n)^2^
Step-by-step explanation:
Answer: 9m^2 / 4 - 25n^2
Step-by-step explanation:
Use the identity: (a-b)(a+b)=a^2 - b^2
substitute values of a and b, where a=3/2m and b=5n.
The following simplifies to (3/2m)^2 - (5n)^2.
Answer this please. x3+y3+z3=k
Which decimal is terminating?
0.12
0.4444
0.56
0.7878
Answer:0.7878
Step-by-step explanation:
The Term Terminating means the decimal never stops
So,
0.12 does not go on forever
And, 0.56 does not go on forever
that leaves us with the final two answer choices
0.4444 repeating and 0.7878 repeating
And the answer is 0.7878 because
IT IS NOT A RATIO OF TWO INTEGERS.
HOPE THIS HELPS
-STAY SAFE
A large bag of individual candy packs is opened. The amount of candy is counted and marked on the dot plot below. Which of the statements is not represented by the data?
Answer:
Mean is simply defined as the average of the given set of numbers. The mean is considered as one of the measures of central tendencies in statistics. The mean is said to be an arithmetic mean. It is the ratio of the sum of the observation to the total number of observations.
Candy comes in large bags of 75 candies, a 1 pound bag, and large bags with multiple fun-size packs.
Jenny randomly opened 12 of the fun-size packs of candies from a bag.
The mean number of reds will be
Step-by-step explanation:
i am smart
If one cubic foot contains about 7.5 gallons, how many gallons of water are in the pool?
Answer:
Step-by-step explanation:
U should to length x width x height to find your answer
In a race,
29 out of the
50
swimmers finished in less than
50 minutes. What percent of
swimmers finished the race in less than
50 minutes? Write an equivalent fraction to find the percent.
Answer:
58% - 29/50(equivalent fraction)
Step-by-step explanation:
29/50 x 2 = 58/100 convert to decimal, 0.58, convert to percent, take decimal symbol and put it to digits to the right, 58%
the reason I doubled the fraction was to make it 100 so you can convert into a decimal a lot easier.
how I got 29/50, 29 out of 50 is the same thing is 29/50.
Multiply the pairs of numbers and match them with their products. Tiles (-5)(4.2) (-7)(-3) (4) (5) (2.5)(-9) Pairs 22.5 21 -22.5 -21 111
Here are the pairs matched with their products:
- (-5)(4.2) matches with -21
- (-7)(-3) matches with 21
- (2.5)(-9) matches with -22.5
Pairs (4) and (5) do not have corresponding products in the given options.
HELP PLS ASAP!! The point (–5, –9) was reflected over an axis to become the point (5, –9). Which axis was it reflected over? Explain.
A. x-axis, because the x-coordinate is the opposite
B. x-axis, because the y-coordinate is the opposite
C. y-axis, because the x-coordinate is the opposite
D. y-axis, because the y-coordinate is the opposite
Answer:C
Step-by-step explanation: -5, -9 would be on the bottom left. 5, -9 would be on the bottom right of the graph
Answer: c
Step-by-step explanation:
i dont understand how to do 9, 10, 11, and 12.
instead of solving it, can you give me an example of how to solve each?
Answer:
9)Okay, let’s replace the numbers. (3m/1n)^-3Distribute the exponent. (3m)^-3 / (1n)^-3To get rid of the fact that th exponents are negative, we can flip the fraction!(1n)^3 / (3m)^3Now we distribute the exponent to the numbers and variables1n^3 / 27m^3That is your example answer for #9. 10. -(2a)^-2 b°Anything to the power of 0 is 1. -(2a)^-2Since we have a negative exponent, flip the fraction-(1/(2a)^2)-1/4a^2That is your example answer for 10. 11) 2m^-1/3(ab)^-4c^-7Flip the exponents with negative powers to make it positive2(ab)^4 c^7 / 3mdistribute the 4 exponent 2a^4b^4c^7/3mThat is your example answer for 11. 12) 4 x y^-1 z^0 / v^-3Anything to the power of 0 is 1. 4 x y^-1 / v^-3Flip the variables that have a negative exponent. 4xv^3/yThat is your example answer for 12
Step-by-step explanation:
What is the answer to this, can anyone please help?
Use a graph and plug in the equation. Whatever points you get from it, that’s the answer.
Answer:
Step-by-step explanation:
Substitute all ordered pairs into respective equation:
\(-2-3(0)=6\\-2\neq 6\)
\((-2,0)\) is not a solution.
\(6-3(0)=6\\6=6\)
\((6,0)\) is a solution.
\(-6-3(-4)=6\\-6+12=6\\6=6\)
\((-6, -4)\) is a solution.
\(4-3(6)=6\\4-18=6\\-14\neq 6\)
\((4, 6)\) is not a solution.
\(0-3(-2)=6\\0+6=6\\6=6\)
\((0,-2)\) is a solution.
\(0-3(6)=6\\0-18=6\\-18\neq 6\)
\((0,6)\) is not a solution.
Hope this helps :)
MULTI CHOICE Q
look in picture
Answer:
D
Step-by-step explanation:
The two legs ( shorter sides) have the right angle between them in a right triangle and
5^2 + 9^2 DOES equal 13^2
simplify (30-50i)/(3-5i)
Answer:
Step-by-step explanation:
its should be fifty 8
The simplification of the given complex number is 4.70
What are complex numbers?Complex numbers are those numbers that contain the imaginary and the real part.
A Complex value z is written in a rectangular form as z = x+iy where (x, y) is the rectangular coordinates.
r is the modulus of the complex number and θ is the argument
r =√x²+y² and θ = tan⁻¹y/x
We need to simplify the complex number;
(30-50i)/(3-5i)
Therefore,
(30-50i)/(3-5i) x (3+5i)/(3+5i)
(30-50i) (3+5i)/(9 + 25)
90 + 150i - 150i - 250 /34
160/34
4.70
Learn more about complex numbers here:
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kaylie and her family have decided to go on a mountain biking trip. use the graph tp draw a graph that represents their trip.
In one hour they rode one mile up the mountain. the next two hours they rode an additional three miles up the mountain. next, they stopped to have a lunch for an half hour. after lunch they rode two more miles up the mountain for two hours. finally they rode back to the bottom of the mountain in two hours.
Answer:
1234567891011121314151617
Answer:
where is the question?
Step-by-step explanation:
Calculate the area of the irregular polygon shown below:
Never mind, I got the answer a while ago, so ignore this question. It's 24
Answer: well it is still worth points so 24
Step-by-step explanation:
Answer:
24!
Step-by-step explanation:
(My mom's here bear with me pls) ;-;
Write each expression using fewer terms. Show your work and/or explain your reasoning.
a) \(\frac{3}{4}-\frac{1}{4}(8x-16)\)
Answer: -2x + 19/4 or -2x + 4.75
Step-by-step explanation:
distribute
-1/4(8x - 16)
-2x + 4
bring back the 3/4
3/4 - 2x + 4
combine like terms
-2x + 19/4 or -2x + 4.75
Which picture below represents ?
5 2
10
Pls help
Answer:
C
Step-by-step explanation:
Answer: its C
Step-by-step explanation:
Imperial telephone has a long distance calling plan that has a monthly fee of $10 and a charge of $0.03 per minute. Mayflower Communications has a monthly fee of $6 and a fee of $0.04 per minute. For how many minutes is Imperial Telephone the cheaper plan?
I don't understand the equations and how to do this lol help
Answer:
Mayflower Communications is the cheaper plan
Step-by-step explanation:
sorry this is all i could come up with
Can someone help?- I will mark brainliest !!
HELP PLEASE MATH EASY
PLEASE HURRY!!!!!!!!!!!!!!!!!!!!!!
Answer:
167 243/386
Step-by-step explanation:
Shelly is asked to put parentheses in the equation
14−8−5+6×2=23 so that it is true.
Choose the correct expression.
A. 14−8−(5+6)×2=23
B. 14−(8−5)+6×2=23
C. 14−8)−(5+6)×2=23
D. 14−(8−5+6)×2=23
Answer:
C)(14-8)-(5+6)×2=23
using bodmas
4 quarter hours =
hours
Answer:
\(4 \frac{1}{4} = 4.25 \: hours\)
Answer:
a quarter of an hour =15 mins
so therefore, 4 quarter hours =
15 x 4= 60 mins
=1 hour
Step-by-step explanation:
How can I find the cube root of 64?
Answer:
4
Step-by-step explanation:
The cube root of 64 is the number which when multiplied by itself three times gives the product as 64. Since 64 can be expressed as 2 × 2 × 2 × 2 × 2 × 2. Therefore, the cube root of 64 = ∛(2 × 2 × 2 × 2 × 2 × 2) = 4.
The cube root of 64 is 4.
Before solving the question, let's understand the concept of cube root.
The cube root of a number is the value obtained by multiplying it by itself three times or thrice. When we multiply 3 by itself three times, we get 3 x 3 x 3 = 27 = 3³, so the cube root of 27 is 3. Thus, we can say that the cube root gives a value that is basically cubed.
The cube root is denoted by ∛
Now, we will find the cube root of 64.
Firstly, we have to find factor 64.
64 = 2 × 2 × 2 × 2 × 2 × 2.
64 = ∛4³
64 = 4
Therefore, the cube root of 64 is 4.
To know more about cube root:
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The function f(x) is shown on the graph.
On a coordinate plane, a curved line with 3 arcs, labeled f of x, crosses the x-axis at (negative 2, 0), (negative 1, 0), (1, 0), and (3, 0), and the y-axis at (0, negative 6).
What is f(0)?
0 only
–6 only
–2, 1, 1, and 3 only
–6, –2, 1, 1, and 3 only
The value of f(x) is 0 at f(0) is at –2, 1, 1, and 3 only, the correct option is C.
What is a Function?A function is a law that relates a dependent and an independent variable.
The curved line has 3 arcs.
x f(x)
-2 0
-1 0
1 0
3 0
0 -6
f(0) is where y = 0 and x has some value
f(0) is at –2, 1, 1, and 3 only.
To know more about Function
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A rectangular prism with dimensions 5 inches by 13 inches by 10 inches was cut to leave a piece as shown in the image. What is the volume of this piece? What is the volume of the other piece?
HELP
please i need help! :(
The ordered pairs below represent a linear function.
(3/4, 6 1/4), (1 1/4, 7 3/4), (x, y)
Which values could be the value of x and y?
Answer:
x can be any real number, and y is the corresponding number according to the function y=3x+4
Step-by-step explanation:
We find the function first, by finding the slope.
Using this formula, m= (y1-y2)/(x1-x2)
= (31/4 - 25/4)/(5/4 - 3/4) = 3/2÷1/2 = 3
Now we can find the y-intercept by substituting it as b, and x and y as one of the points.
y=mx+b
25/4=9/4+b
b=4
And now you fill out the format, y=mx+b with your newfound values of m and b,
y=3x+4
From this function, you can input any real number (x) and get your corresponding value (y).
Hello, could anyone please help me with this problem.
Maria currently has 465 dollars in her account. She withdrew money for $250 and $175. If she spends $45 to put gas in her car, How much money will Maria have in her account?
Answer:
40$
Step-by-step explanation:
if maria has 465$ in her account and she withdrew 250$ makes 215 but it also says she withdrew 175 so 215 subtract 175 makes 40 dollars if she uses 45 dollars to fill her car up she still only has 40 dollars i hope this helps
Answer: $40
Step-by-step explanation: If Maria has 465 dollars and withdraws takes out subtracts $250 she has $215 after that she takes out or subtracts $175 so than she has $40. I think the answer is $40 but I am not so good at math so I'm not sure