12+2x-x=99x+9

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Solution for 12+2x-x=99x+9 equation: 



12+2x-x=99x+9

We move all terms to the left:

12+2x-x-(99x+9)=0

We add all the numbers together, and all the variables

x-(99x+9)+12=0

We get rid of parentheses

x-99x-9+12=0

We add all the numbers together, and all the variables

-98x+3=0

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

-98x=-3

x=-3/-98

x=3/98

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