-5u+3(u+7)=39

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Solution for -5u+3(u+7)=39 equation: 



-5u+3(u+7)=39

We move all terms to the left:

-5u+3(u+7)-(39)=0

We multiply parentheses

-5u+3u+21-39=0

We add all the numbers together, and all the variables

-2u-18=0

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

-2u=18

u=18/-2

u=-9

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