-26=3u+7(u-8)

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Solution for -26=3u+7(u-8) equation: 



-26=3u+7(u-8)

We move all terms to the left:

-26-(3u+7(u-8))=0



We calculate terms in parentheses: -(3u+7(u-8)), so:

3u+7(u-8)

We multiply parentheses

3u+7u-56

We add all the numbers together, and all the variables

10u-56

Back to the equation:

-(10u-56)



We get rid of parentheses

-10u+56-26=0

We add all the numbers together, and all the variables

-10u+30=0

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

-10u=-30

u=-30/-10

u=+3

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