12-3x=3(2x+5)

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Solution for 12-3x=3(2x+5) equation: 



12-3x=3(2x+5)

We move all terms to the left:

12-3x-(3(2x+5))=0



We calculate terms in parentheses: -(3(2x+5)), so:

3(2x+5)

We multiply parentheses

6x+15

Back to the equation:

-(6x+15)



We get rid of parentheses

-3x-6x-15+12=0

We add all the numbers together, and all the variables

-9x-3=0

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

-9x=3

x=3/-9

x=-1/3

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