18=3(u+2)-5u

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Solution for 18=3(u+2)-5u equation: 



18=3(u+2)-5u

We move all terms to the left:

18-(3(u+2)-5u)=0



We calculate terms in parentheses: -(3(u+2)-5u), so:

3(u+2)-5u

We add all the numbers together, and all the variables

-5u+3(u+2)

We multiply parentheses

-5u+3u+6

We add all the numbers together, and all the variables

-2u+6

Back to the equation:

-(-2u+6)



We get rid of parentheses

2u-6+18=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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