-30=-4u+2(u-6)

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Solution for -30=-4u+2(u-6) equation: 



-30=-4u+2(u-6)

We move all terms to the left:

-30-(-4u+2(u-6))=0



We calculate terms in parentheses: -(-4u+2(u-6)), so:

-4u+2(u-6)

We multiply parentheses

-4u+2u-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+12-30=0

We add all the numbers together, and all the variables

2u-18=0

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

2u=18

u=18/2

u=9

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