Answers

2015-12-16T16:36:45+05:30
391
we can take x=391 and y= 0
here x>y, and x+y=391
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2015-12-23T08:59:40+05:30
X + xy = 391

=> x ( 1 + y ) = 391

since x and y are integers , therefore we can solve it simply factorising 391 .

391 = 17 * 23 = x ( 1 + y )

since x > y

=> x = 23
1+y = 17 => y = 16

so x + y = 23 + 16 = 39


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