SOLUTION: solve by the method of substitution y=-5 5x+4y=-20

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Question 942927: solve by the method of substitution
y=-5
5x+4y=-20

Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
solve by the method of substitution
y=-5
5x+4y=-20
===========
Sub for y in the 2nd eqn.

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