77=8u-7

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Solution for 77=8u-7 equation: 



77=8u-7

We move all terms to the left:

77-(8u-7)=0

We get rid of parentheses

-8u+7+77=0

We add all the numbers together, and all the variables

-8u+84=0

We move all terms containing u to the left, all other terms to the right

-8u=-84

u=-84/-8

u=10+1/2

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