x^-2-4x^-1-12=0

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Solution for x^-2-4x^-1-12=0 equation: 



x^-2-4x^-1-12=0

We add all the numbers together, and all the variables

-3x-15=0

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

-3x=15

x=15/-3

x=-5

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