3u+18=15u

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Solution for 3u+18=15u equation: 



3u+18=15u

We move all terms to the left:

3u+18-(15u)=0

We add all the numbers together, and all the variables

-12u+18=0

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

-12u=-18

u=-18/-12

u=1+1/2

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