brooke1516
brooke1516
01-04-2020
Mathematics
contestada
3x + y = 4
x + 2y = -2
Respuesta :
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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