Math

The recipocal of 4 less than a number is three times the reciprocal of the same number.What is the number?

1. 👍 0
2. 👎 0
3. 👁 61
1. let the number be x

1/(x-4) = 2(1/x)

solve for x

1. 👍 0
2. 👎 0
posted by Reiny

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