-7(u-3)=3u+31

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Solution for -7(u-3)=3u+31 equation: 



-7(u-3)=3u+31

We move all terms to the left:

-7(u-3)-(3u+31)=0

We multiply parentheses

-7u-(3u+31)+21=0

We get rid of parentheses

-7u-3u-31+21=0

We add all the numbers together, and all the variables

-10u-10=0

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

-10u=10

u=10/-10

u=-1

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