3u+30=6u-18

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Solution for 3u+30=6u-18 equation: 



3u+30=6u-18

We move all terms to the left:

3u+30-(6u-18)=0

We get rid of parentheses

3u-6u+18+30=0

We add all the numbers together, and all the variables

-3u+48=0

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

-3u=-48

u=-48/-3

u=+16

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