brooke1516 brooke1516

01-04-2020
Mathematics

contestada

3x + y = 4
x + 2y = -2

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domingogarcia483 domingogarcia483

01-04-2020

3x+y=4 (y=-3x+4)

Plug it in for y x+2(-3x+4)=-2
x=2

Plug in for x 2+2y=-2
y=-2

Solution: (2,-2)

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