12x-9=4x+91

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Solution for 12x-9=4x+91 equation:



12x-9=4x+91
We move all terms to the left:
12x-9-(4x+91)=0
We get rid of parentheses
12x-4x-91-9=0
We add all the numbers together, and all the variables
8x-100=0
We move all terms containing x to the left, all other terms to the right
8x=100
x=100/8
x=12+1/2

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