SOLUTION: Instructions: Solve each system by the substitution method. What is the solution for 4x-y=-3 y=4x+3

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Question 61027: Instructions: Solve each system by the substitution method.
What is the solution for 4x-y=-3
y=4x+3

Answer by checkley71(8403)   (Show Source): You can put this solution on YOUR website!
Y=4X+3
4X-(4X+3)=-3
4X-4X-3=-3
4X-4X=-3+3
0=0 SHOWS THAT THESE TWO EQUATIONS ARE IDENTICAL
PROOF
4X-Y=-3
-Y=-4X-3
Y=4X+3 &
Y=4X+3

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