-9u+16=-2(u+2)

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Solution for -9u+16=-2(u+2) equation: 



-9u+16=-2(u+2)

We move all terms to the left:

-9u+16-(-2(u+2))=0



We calculate terms in parentheses: -(-2(u+2)), so:

-2(u+2)

We multiply parentheses

-2u-4

Back to the equation:

-(-2u-4)



We get rid of parentheses

-9u+2u+4+16=0

We add all the numbers together, and all the variables

-7u+20=0

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

-7u=-20

u=-20/-7

u=2+6/7

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