6x-12-3x=7x-9

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Solution for 6x-12-3x=7x-9 equation: 



6x-12-3x=7x-9

We move all terms to the left:

6x-12-3x-(7x-9)=0

We add all the numbers together, and all the variables

3x-(7x-9)-12=0

We get rid of parentheses

3x-7x+9-12=0

We add all the numbers together, and all the variables

-4x-3=0

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

-4x=3

x=3/-4

x=-3/4

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