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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

-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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