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30 April, 11:12

I am a three-digit number. My second digit is 4 times bigger than the third digit. My first digit is 3 less than my second digit. Who am I?

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  1. 30 April, 11:34
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    Step-by-step explanation:

    use algebra

    third is x

    second is 4x

    first is 4x-3

    x+4x+4x-3

    9x-3 = x+x+1+x+2

    9x-3=3x+3

    12x=6, divide x=2

    third is 2, sec is 8, first is 5
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