18=2(u+8)-4u

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Solution for 18=2(u+8)-4u equation: 



18=2(u+8)-4u

We move all terms to the left:

18-(2(u+8)-4u)=0



We calculate terms in parentheses: -(2(u+8)-4u), so:

2(u+8)-4u

We add all the numbers together, and all the variables

-4u+2(u+8)

We multiply parentheses

-4u+2u+16

We add all the numbers together, and all the variables

-2u+16

Back to the equation:

-(-2u+16)



We get rid of parentheses

2u-16+18=0

We add all the numbers together, and all the variables

2u+2=0

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

2u=-2

u=-2/2

u=-1

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