8x-3x-9=12(3-x)+2x

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Solution for 8x-3x-9=12(3-x)+2x equation: 



8x-3x-9=12(3-x)+2x

We move all terms to the left:

8x-3x-9-(12(3-x)+2x)=0

We add all the numbers together, and all the variables

8x-3x-(12(-1x+3)+2x)-9=0

We add all the numbers together, and all the variables

5x-(12(-1x+3)+2x)-9=0



We calculate terms in parentheses: -(12(-1x+3)+2x), so:

12(-1x+3)+2x

We add all the numbers together, and all the variables

2x+12(-1x+3)

We multiply parentheses

2x-12x+36

We add all the numbers together, and all the variables

-10x+36

Back to the equation:

-(-10x+36)



We get rid of parentheses

5x+10x-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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