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If the numbers are x and y then

x + y = 40

x - y = 10

so x = 25, y = 15

Then LCM(x, y) = LCM(25, 15) = 75

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โˆ™ 2013-10-21 17:23:36
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โˆ™ 2015-12-14 02:42:53

The LCM of 15 and 25 is 75.

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Q: What it the LCM of two numbers whose sum is 40 and whose difference is 10?
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