18=2(u+2)

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



18=2(u+2)

We move all terms to the left:

18-(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

-2u-4+18=0

We add all the numbers together, and all the variables

-2u+14=0

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

-2u=-14

u=-14/-2

u=+7

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