Shanley Y.

asked • 06/10/18

the positive number is subtracted from twice its reciprocal, the result is -23/5. What is the number?

x-1/x=-23/5

1 Expert Answer

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Arturo O. answered • 06/10/18

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The equation in the question is not correct, assuming the wording of the question is correct.  It should be
 
2/x - x = -23/5
 
Can you solve for x and finish from here?  Hint: Multiply both sides by 5x, get a quadratic equation in x, solve it, and keep only the positive root.  
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