-12=2(u+6)+2u

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Solution for -12=2(u+6)+2u equation: 



-12=2(u+6)+2u

We move all terms to the left:

-12-(2(u+6)+2u)=0



We calculate terms in parentheses: -(2(u+6)+2u), so:

2(u+6)+2u

We add all the numbers together, and all the variables

2u+2(u+6)

We multiply parentheses

2u+2u+12

We add all the numbers together, and all the variables

4u+12

Back to the equation:

-(4u+12)



We get rid of parentheses

-4u-12-12=0

We add all the numbers together, and all the variables

-4u-24=0

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

-4u=24

u=24/-4

u=-6

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