gabriella7697
gabriella7697
23-11-2020
Mathematics
contestada
3x-y=7
2x+3y=12
how do you solve?
Respuesta :
zeze1535
zeze1535
23-11-2020
Step-by-step explanation:
2x+3(-7+3x)=12
x=3
y=-7+3x3
y=2
(x,y)=(3,2)
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