7(u+8)=-9u+8

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Solution for 7(u+8)=-9u+8 equation: 



7(u+8)=-9u+8

We move all terms to the left:

7(u+8)-(-9u+8)=0

We multiply parentheses

7u-(-9u+8)+56=0

We get rid of parentheses

7u+9u-8+56=0

We add all the numbers together, and all the variables

16u+48=0

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

16u=-48

u=-48/16

u=-3

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