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

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



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

We move all terms to the left:

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

We multiply parentheses

-3u-(3u+42)-18=0

We get rid of parentheses

-3u-3u-42-18=0

We add all the numbers together, and all the variables

-6u-60=0

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

-6u=60

u=60/-6

u=-10

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