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25 August, 16:40

When 1 is added to a number and the answer is trebled, it gives the same result as doubling the number and then adding 4, find the number.

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  1. 25 August, 17:06
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    X - the number

    3 (x+1) = 2x+4

    3x+3=2x+4

    3x-2x=4-3

    x=1
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