4u+42=9(u+8)

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Solution for 4u+42=9(u+8) equation: 



4u+42=9(u+8)

We move all terms to the left:

4u+42-(9(u+8))=0



We calculate terms in parentheses: -(9(u+8)), so:

9(u+8)

We multiply parentheses

9u+72

Back to the equation:

-(9u+72)



We get rid of parentheses

4u-9u-72+42=0

We add all the numbers together, and all the variables

-5u-30=0

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

-5u=30

u=30/-5

u=-6

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