4(u-9)=-8-12

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Solution for 4(u-9)=-8-12 equation: 



4(u-9)=-8-12

We move all terms to the left:

4(u-9)-(-8-12)=0

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

4(u-9)+20=0

We multiply parentheses

4u-36+20=0

We add all the numbers together, and all the variables

4u-16=0

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

4u=16

u=16/4

u=4

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