18=-3u+8(u-4)

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Solution for 18=-3u+8(u-4) equation: 



18=-3u+8(u-4)

We move all terms to the left:

18-(-3u+8(u-4))=0



We calculate terms in parentheses: -(-3u+8(u-4)), so:

-3u+8(u-4)

We multiply parentheses

-3u+8u-32

We add all the numbers together, and all the variables

5u-32

Back to the equation:

-(5u-32)



We get rid of parentheses

-5u+32+18=0

We add all the numbers together, and all the variables

-5u+50=0

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

-5u=-50

u=-50/-5

u=+10

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