SOLUTION: Solve by substitution:2x-3y=-7 3x+y=-5

Question 405800: Solve by substitution:2x-3y=-7 3x+y=-5
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

Solved by pluggable solver: SOLVE linear system by SUBSTITUTION

Solve:
We'll use substitution. After moving -3*y to the right, we get:
, or . Substitute that
into another equation:
and simplify: So, we know that y=1. Since , x=-2.

Answer: .

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