SOLUTION: Can you please help me solve for the following problem: y=-2x+8 x+3y=9 Solve each by using substitution

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Question 152363: Can you please help me solve for the following problem:
y=-2x+8
x+3y=9
Solve each by using substitution

Answer by jojo14344(1513)   (Show Source): You can put this solution on YOUR website!
y=-2x+8----> eqn 1
x+3y=9 ----> eqn 2
By substituting eqn 1 to eqn 2:

---------->


for y: eqn 1,


In doubt? use eqn2:
--->

Thank you,
Jojo

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