3u+2=-13

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Solution for 3u+2=-13 equation: 



3u+2=-13

We move all terms to the left:

3u+2-(-13)=0

We add all the numbers together, and all the variables

3u+15=0

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

3u=-15

u=-15/3

u=-5

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