-20=5(u-8)-3u

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Solution for -20=5(u-8)-3u equation: 



-20=5(u-8)-3u

We move all terms to the left:

-20-(5(u-8)-3u)=0



We calculate terms in parentheses: -(5(u-8)-3u), so:

5(u-8)-3u

We add all the numbers together, and all the variables

-3u+5(u-8)

We multiply parentheses

-3u+5u-40

We add all the numbers together, and all the variables

2u-40

Back to the equation:

-(2u-40)



We get rid of parentheses

-2u+40-20=0

We add all the numbers together, and all the variables

-2u+20=0

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

-2u=-20

u=-20/-2

u=+10

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