2x-5x=81

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Solution for 2x-5x=81 equation: 



2x-5x=81

We move all terms to the left:

2x-5x-(81)=0

We add all the numbers together, and all the variables

-3x-81=0

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

-3x=81

x=81/-3

x=-27

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