-3(u+5)+2=4u+8

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Solution for -3(u+5)+2=4u+8 equation: 



-3(u+5)+2=4u+8

We move all terms to the left:

-3(u+5)+2-(4u+8)=0

We multiply parentheses

-3u-(4u+8)-15+2=0

We get rid of parentheses

-3u-4u-8-15+2=0

We add all the numbers together, and all the variables

-7u-21=0

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

-7u=21

u=21/-7

u=-3

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