-3u-7=2u+8

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Solution for -3u-7=2u+8 equation: 



-3u-7=2u+8

We move all terms to the left:

-3u-7-(2u+8)=0

We get rid of parentheses

-3u-2u-8-7=0

We add all the numbers together, and all the variables

-5u-15=0

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

-5u=15

u=15/-5

u=-3

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