-4u-16=-2(u+9)

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Solution for -4u-16=-2(u+9) equation: 



-4u-16=-2(u+9)

We move all terms to the left:

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



We calculate terms in parentheses: -(-2(u+9)), so:

-2(u+9)

We multiply parentheses

-2u-18

Back to the equation:

-(-2u-18)



We get rid of parentheses

-4u+2u+18-16=0

We add all the numbers together, and all the variables

-2u+2=0

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

-2u=-2

u=-2/-2

u=1

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