2=-2(u+9)+8

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Solution for 2=-2(u+9)+8 equation: 



2=-2(u+9)+8

We move all terms to the left:

2-(-2(u+9)+8)=0



We calculate terms in parentheses: -(-2(u+9)+8), so:

-2(u+9)+8

We multiply parentheses

-2u-18+8

We add all the numbers together, and all the variables

-2u-10

Back to the equation:

-(-2u-10)



We get rid of parentheses

2u+10+2=0

We add all the numbers together, and all the variables

2u+12=0

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

2u=-12

u=-12/2

u=-6

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