-3(u-9)=3u-15

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Solution for -3(u-9)=3u-15 equation: 



-3(u-9)=3u-15

We move all terms to the left:

-3(u-9)-(3u-15)=0

We multiply parentheses

-3u-(3u-15)+27=0

We get rid of parentheses

-3u-3u+15+27=0

We add all the numbers together, and all the variables

-6u+42=0

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

-6u=-42

u=-42/-6

u=+7

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