9(u+4)=2u-20

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Solution for 9(u+4)=2u-20 equation: 



9(u+4)=2u-20

We move all terms to the left:

9(u+4)-(2u-20)=0

We multiply parentheses

9u-(2u-20)+36=0

We get rid of parentheses

9u-2u+20+36=0

We add all the numbers together, and all the variables

7u+56=0

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

7u=-56

u=-56/7

u=-8

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