-x+7-7x=-10x-9

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Solution for -x+7-7x=-10x-9 equation: 



-x+7-7x=-10x-9

We move all terms to the left:

-x+7-7x-(-10x-9)=0

We add all the numbers together, and all the variables

-8x-(-10x-9)+7=0

We get rid of parentheses

-8x+10x+9+7=0

We add all the numbers together, and all the variables

2x+16=0

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

2x=-16

x=-16/2

x=-8

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