2=2(u+9)

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



2=2(u+9)

We move all terms to the left:

2-(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

-2u-18+2=0

We add all the numbers together, and all the variables

-2u-16=0

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

-2u=16

u=16/-2

u=-8

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