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11Alexandr11 [23.1K]
4 years ago
7

Which of the following steps would you perform to the system of equations below so that the equations have equal x-coefficients?

Mathematics
2 answers:
KatRina [158]4 years ago
6 0

Answer: A) Multiply both sides of the top equation by 2.

Step-by-step explanation: The x-coefficient of the first equation (the number that is next to the x) is 4, and the x-coefficient of the second equation is 8, in order to them to be equal, we need to multiply the first equation by 2 (both sides), so the correct answer is the corresponding to option A, the equations would be:

8x+4y=8 first equation (after multiply it by 2)

8x-y=18 second equation

12345 [234]4 years ago
5 0

<u>The answer is A. Multiply both sides of the top equation by 2</u>

So since we know that 4 × 2 = 8, it would only make sense to multiply both sides by 2 so that the top equation has the x coefficient be 8.

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The LCM of 12 and 6 is 6. True or False
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Answer:

false but Least common multiple (LCM) of 6 and 12 is 12.

7 0
3 years ago
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Pls help. I will name you branliest if the answer is correct. (Look at the picture)!!!!​
GREYUIT [131]
C because if it was constant then for day 3 the distance would be 65.4 instead of 64.8
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3 years ago
1.  Lisa is working with the system of equations x + 2y = 7 and 2x ‒ 5y = 5. She multiplies the first equation by 2 and then sub
Musya8 [376]
All methods are supposed to be correct in most if not all situations and it should not matter if you use a different method given the options
3 0
4 years ago
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How do you do this question?
quester [9]

Step-by-step explanation:

F(x) = ∫ₐˣ t⁷ dt

F(x) is the area under f(t) between t=a and t=x.  When x=a, the width of the interval is 0, so the area is zero.

F(6) = 0, so a = 6.

F(x) = ∫₆ˣ t⁷ dt

F(6) = ∫₆⁶ t⁷ dt

F(6) = 0

3 0
4 years ago
1. a motor car race is 500 miles long and consists of completing laps of a circular speedway
Zarrin [17]

The function y = 2.5x + 500 represents the total number of miles if the motor car race is 500 miles long, option (d) is correct.

<h3>What is a function?</h3>

It is defined as a special type of relationship, and they have a predefined domain and range according to the function every value in the domain is related to exactly one value in the range.

We have:

y represents the number of miles a motor car has left to go in the race

x represents the number of laps completed by the motor car

The total number of miles if we consider only circular speedways = 2.5x

The total number of miles:

y = 2.5x + 500  (because 500 is the constant)

Thus, the function y = 2.5x + 500 represents the total number of miles if the motor car race is 500 miles long option (d) is correct.

Learn more about the function here:

brainly.com/question/5245372

#SPJ1

7 0
2 years ago
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