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

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



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

We move all terms to the left:

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



We calculate terms in parentheses: -(-5u+3(u-4)), so:

-5u+3(u-4)

We multiply parentheses

-5u+3u-12

We add all the numbers together, and all the variables

-2u-12

Back to the equation:

-(-2u-12)



We get rid of parentheses

2u+12+8=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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