-2(u+20)=-8

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Solution for -2(u+20)=-8 equation: 



-2(u+20)=-8

We move all terms to the left:

-2(u+20)-(-8)=0

We add all the numbers together, and all the variables

-2(u+20)+8=0

We multiply parentheses

-2u-40+8=0

We add all the numbers together, and all the variables

-2u-32=0

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

-2u=32

u=32/-2

u=-16

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