2x+18=x-(-30)

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Solution for 2x+18=x-(-30) equation: 



2x+18=x-(-30)

We move all terms to the left:

2x+18-(x-(-30))=0



We calculate terms in parentheses: -(x-(-30)), so:

x-(-30)

We add all the numbers together, and all the variables

x+30

Back to the equation:

-(x+30)



We get rid of parentheses

2x-x-30+18=0

We add all the numbers together, and all the variables

x-12=0

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

x=12

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