-4=2(u+7)+4u

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Solution for -4=2(u+7)+4u equation: 



-4=2(u+7)+4u

We move all terms to the left:

-4-(2(u+7)+4u)=0



We calculate terms in parentheses: -(2(u+7)+4u), so:

2(u+7)+4u

We add all the numbers together, and all the variables

4u+2(u+7)

We multiply parentheses

4u+2u+14

We add all the numbers together, and all the variables

6u+14

Back to the equation:

-(6u+14)



We get rid of parentheses

-6u-14-4=0

We add all the numbers together, and all the variables

-6u-18=0

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

-6u=18

u=18/-6

u=-3

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