-10x+9=8x-99

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Solution for -10x+9=8x-99 equation: 



-10x+9=8x-99

We move all terms to the left:

-10x+9-(8x-99)=0

We get rid of parentheses

-10x-8x+99+9=0

We add all the numbers together, and all the variables

-18x+108=0

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

-18x=-108

x=-108/-18

x=+6

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