3=-8u+5(u+6)

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Solution for 3=-8u+5(u+6) equation: 



3=-8u+5(u+6)

We move all terms to the left:

3-(-8u+5(u+6))=0



We calculate terms in parentheses: -(-8u+5(u+6)), so:

-8u+5(u+6)

We multiply parentheses

-8u+5u+30

We add all the numbers together, and all the variables

-3u+30

Back to the equation:

-(-3u+30)



We get rid of parentheses

3u-30+3=0

We add all the numbers together, and all the variables

3u-27=0

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

3u=27

u=27/3

u=9

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