7-12x=6+9x

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



7-12x=6+9x

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

-12x-9x-6+7=0

We add all the numbers together, and all the variables

-21x+1=0

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

-21x=-1

x=-1/-21

x=1/21

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