x-2(2x)=-180

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Solution for x-2(2x)=-180 equation: 



x-2(2x)=-180

We move all terms to the left:

x-2(2x)-(-180)=0

We add all the numbers together, and all the variables

-21x+180=0

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

-21x=-180

x=-180/-21

x=8+4/7

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