-x-139=99-15x

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Solution for -x-139=99-15x equation: 



-x-139=99-15x

We move all terms to the left:

-x-139-(99-15x)=0

We add all the numbers together, and all the variables

-x-(-15x+99)-139=0

We add all the numbers together, and all the variables

-1x-(-15x+99)-139=0

We get rid of parentheses

-1x+15x-99-139=0

We add all the numbers together, and all the variables

14x-238=0

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

14x=238

x=238/14

x=17

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