-9(u+6)=3u-42

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Solution for -9(u+6)=3u-42 equation: 



-9(u+6)=3u-42

We move all terms to the left:

-9(u+6)-(3u-42)=0

We multiply parentheses

-9u-(3u-42)-54=0

We get rid of parentheses

-9u-3u+42-54=0

We add all the numbers together, and all the variables

-12u-12=0

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

-12u=12

u=12/-12

u=-1

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