Question

1/a + 1/x = 1/b then x=?

Answer 1

Answer:

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Answer 2

Answer

x = (ab)/(a-b)

Step-by-step explanation:

1/x = 1/b - 1/a

1/x = a/(ab) - b/(ab)

1/x = (a-b)/(ab)

x = (ab)/(a-b)