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pochemuha
3 years ago
14

System of equations 12x-5y=-20 y=x+4

Mathematics
1 answer:
Fiesta28 [93]3 years ago
5 0
12x-5(x+4)=-20
12x-5x-20=-20
12x-5x=-20+20
7x=0
X=0
Y=0+4=4
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