sociahorton1125
sociahorton1125
26-06-2017
Mathematics
contestada
WHICH ANSWER IS CORRECT!!????
Respuesta :
tonb
tonb
26-06-2017
B. x=-8, y=-17.
First equate the two equations:
3x+7 = x-9
then simplify
2x = -16
x = -8
so y = x-9 = -8-9 = -17
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