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

User Pupper
by
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2 Answers

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
User Michael Zeuner
by
8.2k points
0 votes
Answer: -5
2x=7+3
-2x=10
X=-5
User Mehrdad
by
8.1k points

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