XxCardib
XxCardib
02-02-2018
Mathematics
contestada
7 (x + 4) = 8x + 31 Solve the following please
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emily403
emily403
02-02-2018
7x + 28 = 8x + 31
-3 =x
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fsebastian7683
fsebastian7683
02-02-2018
Substitution=7x + 28 = 8x +31
7x-8x=31-28
-1x=3
x=-3
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