12-3(2x+1)=12x-3(12+x)

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Solution for 12-3(2x+1)=12x-3(12+x) equation: 



12-3(2x+1)=12x-3(12+x)

We move all terms to the left:

12-3(2x+1)-(12x-3(12+x))=0

We add all the numbers together, and all the variables

-3(2x+1)-(12x-3(x+12))+12=0

We multiply parentheses

-6x-(12x-3(x+12))-3+12=0



We calculate terms in parentheses: -(12x-3(x+12)), so:

12x-3(x+12)

We multiply parentheses

12x-3x-36

We add all the numbers together, and all the variables

9x-36

Back to the equation:

-(9x-36)



We add all the numbers together, and all the variables

-6x-(9x-36)+9=0

We get rid of parentheses

-6x-9x+36+9=0

We add all the numbers together, and all the variables

-15x+45=0

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

-15x=-45

x=-45/-15

x=+3

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