12x-(-13x)-20x-17x=(-12)

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Solution for 12x-(-13x)-20x-17x=(-12) equation: 



12x-(-13x)-20x-17x=(-12)

We move all terms to the left:

12x-(-13x)-20x-17x-((-12))=0

We add all the numbers together, and all the variables

-25x-(-13x)+12=0

We get rid of parentheses

-25x+13x+12=0

We add all the numbers together, and all the variables

-12x+12=0

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

-12x=-12

x=-12/-12

x=1

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