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motikmotik
2 years ago
7
Solve this problem using substitution
Mathematics
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1
answer:
Sergeeva-Olga
[200]
2 years ago
6
0
Solving for (x,y)
(x-y=8)
(x=y-8) & (y=x-8)
solving for (y,x)
(2y=2x-16)
(y=x-8)&(x=y+8)
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