-3u+5=-16

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Solution for -3u+5=-16 equation: 



-3u+5=-16

We move all terms to the left:

-3u+5-(-16)=0

We add all the numbers together, and all the variables

-3u+21=0

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

-3u=-21

u=-21/-3

u=+7

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