x-30=2(x+30)

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



x-30=2(x+30)

We move all terms to the left:

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



We calculate terms in parentheses: -(2(x+30)), so:

2(x+30)

We multiply parentheses

2x+60

Back to the equation:

-(2x+60)



We get rid of parentheses

x-2x-60-30=0

We add all the numbers together, and all the variables

-1x-90=0

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

-x=90

x=90/-1

x=-90

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