SOLUTION: solve each system by substitution. y=-3x+19
y=2x-1
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Question 216985: solve each system by substitution. y=-3x+19
y=2x-1
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
y=-3x+19
y=2x-1
2x-1=-3x+19
5x=20
x=4
---------------
y=2(4)-1
y=7
---------------
7=-3(4)+19
7=-12+19
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