-x-x=2x+4

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Solution for -x-x=2x+4 equation: 



-x-x=2x+4

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

-2x-2x-4=0

We add all the numbers together, and all the variables

-4x-4=0

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

-4x=4

x=4/-4

x=-1

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