3(u+4)-6u=-18

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Solution for 3(u+4)-6u=-18 equation: 



3(u+4)-6u=-18

We move all terms to the left:

3(u+4)-6u-(-18)=0

We add all the numbers together, and all the variables

-6u+3(u+4)+18=0

We multiply parentheses

-6u+3u+12+18=0

We add all the numbers together, and all the variables

-3u+30=0

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

-3u=-30

u=-30/-3

u=+10

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