-9(u+7)=9u-45

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Solution for -9(u+7)=9u-45 equation: 



-9(u+7)=9u-45

We move all terms to the left:

-9(u+7)-(9u-45)=0

We multiply parentheses

-9u-(9u-45)-63=0

We get rid of parentheses

-9u-9u+45-63=0

We add all the numbers together, and all the variables

-18u-18=0

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

-18u=18

u=18/-18

u=-1

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