-8+2u=7+5u

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Solution for -8+2u=7+5u equation: 



-8+2u=7+5u

We move all terms to the left:

-8+2u-(7+5u)=0

We add all the numbers together, and all the variables

2u-(5u+7)-8=0

We get rid of parentheses

2u-5u-7-8=0

We add all the numbers together, and all the variables

-3u-15=0

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

-3u=15

u=15/-3

u=-5

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