7-3u=7+3u+2u

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



7-3u=7+3u+2u

We move all terms to the left:

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

We add all the numbers together, and all the variables

-3u-(5u+7)+7=0

We get rid of parentheses

-3u-5u-7+7=0

We add all the numbers together, and all the variables

-8u=0

u=0/-8

u=0

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