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A 2 digit is such that the product of its digits is 20.if 9 is added to the number the digits interchange their places find the number. with all the steps

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by Jeena

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by Jeena

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and from the second statement we find: 10*x +y =20 ......................(ii)

on solving (i) and (ii) ....

u will get x=4 and y=5

so the answer is 45