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Assuming that the question is double a number is 3 more than THE number, let the original number be x then double the number (= 2x) is 3 more than the number (= x+3) So solve 2x = x + 3 Take x away from each side: x = 3

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Q: Double a number is 3 more than a number?
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What if your tens digit is 3 more than 5 my tens digit is double the number of my ones digit what number am i?

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