Solve the system or equations by substitution y= 3 2x- y = 7

asked Nov 4, 2021 120k views

2 votes

Solve the system or equations by substitution
y= 3
2x- y = 7

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4 votes

Answer: x= 7/2+y/2

explanation: u have to move all the terms that don’t contain X to the right then solve

8.2k points

0 votes

Answer: -5
2x=7+3
-2x=10
X=-5

Mehrdad answered Nov 10, 2021

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