3x-4,5x+9=12-2x

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Solution for 3x-4,5x+9=12-2x equation: 



3x-4.5x+9=12-2x

We move all terms to the left:

3x-4.5x+9-(12-2x)=0

We add all the numbers together, and all the variables

3x-4.5x-(-2x+12)+9=0

We add all the numbers together, and all the variables

-1.5x-(-2x+12)+9=0

We get rid of parentheses

-1.5x+2x-12+9=0

We add all the numbers together, and all the variables

0.5x-3=0

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

0.5x=3

x=3/0.5

x=6

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