X+2X+4=-x

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



X+2X+4=-X

We move all terms to the left:

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

We add all the numbers together, and all the variables

X+2X-(-1X)+4=0

We add all the numbers together, and all the variables

3X-(-1X)+4=0

We get rid of parentheses

3X+1X+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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