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A positive number is 5 time another number. If 21 is added to both the numbers, then one of the new numbers become twice of other

By Caroline

A positive number is 5 time another number. If 21 is added to both the numbers, then one of the new numbers become twice of other new numbers. Find the original numbers.

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Caroline

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2 thoughts on “A positive number is 5 time another number. If 21 is added to both the numbers, then one of the new numbers become twice of other”

  2. Answer:

    According to the question,

    5x+21=2(x+21)

    5x+21=2x+42⇒5x+21=2x+42

    5x-2x=42-21⇒5x−2x=42−21

    3x=21⇒3x=21

    ⇒x= 21/3

    =7

    Hence another number = 7 and positive number = 7 x 5 = 35.

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