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Question 7 of 10 VA In order to solve the following system of equations by addition, which of the following could you do before adding the equations so that one variable will be…

Question 7 of 10 VA In order to solve the following system of equations by addition, which of the following could you do before adding the equations so that one variable will be…
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17 votes
Question 7 of 10

VA
In order to solve the following system of equations by addition, which of the
following could you do before adding the equations so that one variable will
be eliminated when you add them?
4x - 2y=7
3x – 3y = 15

asked
User Denbec
by
8.9k points

2 Answers

9 votes
the answer is Subtraction
answered
User Vic Smith
by
8.1k points
9 votes

Answer:

Multiply the top equation by -3 and the bottom equation by 2.

answered
User Anum Sheraz
by
8.4k points
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