-27=-6u+3(u-7)

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Solution for -27=-6u+3(u-7) equation: 



-27=-6u+3(u-7)

We move all terms to the left:

-27-(-6u+3(u-7))=0



We calculate terms in parentheses: -(-6u+3(u-7)), so:

-6u+3(u-7)

We multiply parentheses

-6u+3u-21

We add all the numbers together, and all the variables

-3u-21

Back to the equation:

-(-3u-21)



We get rid of parentheses

3u+21-27=0

We add all the numbers together, and all the variables

3u-6=0

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

3u=6

u=6/3

u=2

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