-4=-3u+7(u+4)

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Solution for -4=-3u+7(u+4) equation: 



-4=-3u+7(u+4)

We move all terms to the left:

-4-(-3u+7(u+4))=0



We calculate terms in parentheses: -(-3u+7(u+4)), so:

-3u+7(u+4)

We multiply parentheses

-3u+7u+28

We add all the numbers together, and all the variables

4u+28

Back to the equation:

-(4u+28)



We get rid of parentheses

-4u-28-4=0

We add all the numbers together, and all the variables

-4u-32=0

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

-4u=32

u=32/-4

u=-8

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