9x-12=3x+15

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Solution for 9x-12=3x+15 equation:



9x-12=3x+15
We move all terms to the left:
9x-12-(3x+15)=0
We get rid of parentheses
9x-3x-15-12=0
We add all the numbers together, and all the variables
6x-27=0
We move all terms containing x to the left, all other terms to the right
6x=27
x=27/6
x=4+1/2

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