-2u-18=2(u+1)

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Solution for -2u-18=2(u+1) equation: 



-2u-18=2(u+1)

We move all terms to the left:

-2u-18-(2(u+1))=0



We calculate terms in parentheses: -(2(u+1)), so:

2(u+1)

We multiply parentheses

2u+2

Back to the equation:

-(2u+2)



We get rid of parentheses

-2u-2u-2-18=0

We add all the numbers together, and all the variables

-4u-20=0

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

-4u=20

u=20/-4

u=-5

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