-(-2x-4)=-20

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Solution for -(-2x-4)=-20 equation: 



-(-2x-4)=-20

We move all terms to the left:

-(-2x-4)-(-20)=0

We add all the numbers together, and all the variables

-(-2x-4)+20=0

We get rid of parentheses

2x+4+20=0

We add all the numbers together, and all the variables

2x+24=0

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

2x=-24

x=-24/2

x=-12

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