-4u+30=2(u+9)

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Solution for -4u+30=2(u+9) equation: 



-4u+30=2(u+9)

We move all terms to the left:

-4u+30-(2(u+9))=0



We calculate terms in parentheses: -(2(u+9)), so:

2(u+9)

We multiply parentheses

2u+18

Back to the equation:

-(2u+18)



We get rid of parentheses

-4u-2u-18+30=0

We add all the numbers together, and all the variables

-6u+12=0

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

-6u=-12

u=-12/-6

u=+2

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