12x+-15=3(2x+3)

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Solution for 12x+-15=3(2x+3) equation: 



12x+-15=3(2x+3)

We move all terms to the left:

12x+-15-(3(2x+3))=0

We add all the numbers together, and all the variables

12x-(3(2x+3))=0



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

3(2x+3)

We multiply parentheses

6x+9

Back to the equation:

-(6x+9)



We get rid of parentheses

12x-6x-9=0

We add all the numbers together, and all the variables

6x-9=0

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

6x=9

x=9/6

x=1+1/2

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