2x=(-3x)=21

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Solution for 2x=(-3x)=21 equation: 



2x=(-3x)=21

We move all terms to the left:

2x-((-3x))=0



We calculate terms in parentheses: -((-3x)), so:

(-3x)

We get rid of parentheses

-3x

Back to the equation:

-(-3x)



We get rid of parentheses

2x+3x=0

We add all the numbers together, and all the variables

5x=0

x=0/5

x=0

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