9x-3=x+12

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Solution for 9x-3=x+12 equation: 



9x-3=x+12

We move all terms to the left:

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

We get rid of parentheses

9x-x-12-3=0

We add all the numbers together, and all the variables

8x-15=0

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

8x=15

x=15/8

x=1+7/8

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