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19 October, 23:15

A does not equal B and 1/x+1/a=1/b, then x=

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  1. 19 October, 23:17
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    1/x + 1/a = 1/b

    Multiply both sides by x, then a, then b

    x (1 + 1/a) = x (1/b)

    x • a • 2 = b • x • a

    Divide by x, then a

    b = 2
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