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A positive number is 5 times …

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A positive number is 5 times another number .if 21 is added to.both. The new numbers becomes twice. The other new. Number . What are. The numbers?

    • Posted by Swarali Patil 6 years, 10 months ago

    CBSE > Class 08 > Mathematics
    • 1 answers

    Jal Singh 6 years, 10 months ago

    Let the number be x. So, 5x+21=2(x+21) 5x+21=2x+42 5x-2x =42-21 3x=21 x=7

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