9u-22=-8(u+7)

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Solution for 9u-22=-8(u+7) equation: 



9u-22=-8(u+7)

We move all terms to the left:

9u-22-(-8(u+7))=0



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

-8(u+7)

We multiply parentheses

-8u-56

Back to the equation:

-(-8u-56)



We get rid of parentheses

9u+8u+56-22=0

We add all the numbers together, and all the variables

17u+34=0

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

17u=-34

u=-34/17

u=-2

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