12=2(u-2)-6u

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



12=2(u-2)-6u

We move all terms to the left:

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



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

2(u-2)-6u

We add all the numbers together, and all the variables

-6u+2(u-2)

We multiply parentheses

-6u+2u-4

We add all the numbers together, and all the variables

-4u-4

Back to the equation:

-(-4u-4)



We get rid of parentheses

4u+4+12=0

We add all the numbers together, and all the variables

4u+16=0

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

4u=-16

u=-16/4

u=-4

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