-3u+2=-9

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Solution for -3u+2=-9 equation: 



-3u+2=-9

We move all terms to the left:

-3u+2-(-9)=0

We add all the numbers together, and all the variables

-3u+11=0

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

-3u=-11

u=-11/-3

u=3+2/3

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