-1u+8=7u+8

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Solution for -1u+8=7u+8 equation: 



-1u+8=7u+8

We move all terms to the left:

-1u+8-(7u+8)=0

We get rid of parentheses

-1u-7u-8+8=0

We add all the numbers together, and all the variables

-8u=0

u=0/-8

u=0

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