-9u-30=-3(u+8)

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Solution for -9u-30=-3(u+8) equation: 



-9u-30=-3(u+8)

We move all terms to the left:

-9u-30-(-3(u+8))=0



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

-3(u+8)

We multiply parentheses

-3u-24

Back to the equation:

-(-3u-24)



We get rid of parentheses

-9u+3u+24-30=0

We add all the numbers together, and all the variables

-6u-6=0

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

-6u=6

u=6/-6

u=-1

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