Aidan0
Aidan0
17-11-2017
Mathematics
contestada
solve the system of equations y=x-4, y=-3x
Respuesta :
star030616
star030616
17-11-2017
Y=x-4
x=y+4
y=-3(y+4)
y=-3y-12
4y=-12
y=-3
x=1
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