x=-2,x=2

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Solution for x=-2,x=2 equation: 



x=-2.x=2

We move all terms to the left:

x-(-2.x)=0

We add all the numbers together, and all the variables

x-(-2x)=0

We get rid of parentheses

x+2x=0

We add all the numbers together, and all the variables

3x=0

x=0/3

x=0

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