12x+9=5x+2

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



12x+9=5x+2

We move all terms to the left:

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

We get rid of parentheses

12x-5x-2+9=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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