8x-2x+3x=81

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Solution for 8x-2x+3x=81 equation: 



8x-2x+3x=81

We move all terms to the left:

8x-2x+3x-(81)=0

We add all the numbers together, and all the variables

9x-81=0

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

9x=81

x=81/9

x=9

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