-4(u+9)=4u+20

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Solution for -4(u+9)=4u+20 equation: 



-4(u+9)=4u+20

We move all terms to the left:

-4(u+9)-(4u+20)=0

We multiply parentheses

-4u-(4u+20)-36=0

We get rid of parentheses

-4u-4u-20-36=0

We add all the numbers together, and all the variables

-8u-56=0

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

-8u=56

u=56/-8

u=-7

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