-9(u-3)=-4u+42

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Solution for -9(u-3)=-4u+42 equation: 



-9(u-3)=-4u+42

We move all terms to the left:

-9(u-3)-(-4u+42)=0

We multiply parentheses

-9u-(-4u+42)+27=0

We get rid of parentheses

-9u+4u-42+27=0

We add all the numbers together, and all the variables

-5u-15=0

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

-5u=15

u=15/-5

u=-3

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