12-2x=5-9x

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Solution for 12-2x=5-9x equation: 



12-2x=5-9x

We move all terms to the left:

12-2x-(5-9x)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

-2x+9x-5+12=0

We add all the numbers together, and all the variables

7x+7=0

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

7x=-7

x=-7/7

x=-1

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