X+15=2(x-3)

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Solution for X+15=2(x-3) equation: 



X+15=2(X-3)

We move all terms to the left:

X+15-(2(X-3))=0



We calculate terms in parentheses: -(2(X-3)), so:

2(X-3)

We multiply parentheses

2X-6

Back to the equation:

-(2X-6)



We get rid of parentheses

X-2X+6+15=0

We add all the numbers together, and all the variables

-1X+21=0

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

-X=-21

X=-21/-1

X=+21

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