-9+7x=8x+-1

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Solution for -9+7x=8x+-1 equation: 



-9+7x=8x+-1

We move all terms to the left:

-9+7x-(8x+-1)=0

We add all the numbers together, and all the variables

7x-(8x-1)-9=0

We get rid of parentheses

7x-8x+1-9=0

We add all the numbers together, and all the variables

-1x-8=0

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

-x=8

x=8/-1

x=-8

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