9x+3=-3+7x+12

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



9x+3=-3+7x+12

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

9x-7x-9+3=0

We add all the numbers together, and all the variables

2x-6=0

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

2x=6

x=6/2

x=3

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