SOLUTION: Solve using the substitution method x + y = -4; y = 3x + 2

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Question 416973: Solve using the substitution method
x + y = -4; y = 3x + 2

Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!

.........1
...........2
-----------------
.........1 ...solve for
...plug in 2







...plug in




check:

.........1





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