-5u=-8-7u

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Solution for -5u=-8-7u equation: 



-5u=-8-7u

We move all terms to the left:

-5u-(-8-7u)=0

We add all the numbers together, and all the variables

-5u-(-7u-8)=0

We get rid of parentheses

-5u+7u+8=0

We add all the numbers together, and all the variables

2u+8=0

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

2u=-8

u=-8/2

u=-4

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