sophiad9034
sophiad9034
20-08-2020
Mathematics
contestada
6x – у = -9
—12х – 4 y = 0
Respuesta :
CallOfDutyHeeHee
CallOfDutyHeeHee
20-08-2020
Answer:
-15
3
Step-by-step explanation:
6x-y=-9
6x-(15)=-9
-12x-4y=0
-12x-4(3) =0
-12-12=0
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