3x+6-5x=12-8x+9

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Solution for 3x+6-5x=12-8x+9 equation: 



3x+6-5x=12-8x+9

We move all terms to the left:

3x+6-5x-(12-8x+9)=0

We add all the numbers together, and all the variables

3x-5x-(-8x+21)+6=0

We add all the numbers together, and all the variables

-2x-(-8x+21)+6=0

We get rid of parentheses

-2x+8x-21+6=0

We add all the numbers together, and all the variables

6x-15=0

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

6x=15

x=15/6

x=2+1/2

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