IPMAT Indore 2019 (SA) - If |x| <100 and |y| <100, then the number of integer solutions of (x, y) satisfying the equation 4x + 7y = 3 is | PYQs + Solutions | AfterBoards
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IPMAT Indore 2019 (SA) PYQs

IPMAT Indore 2019

Number System
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Integral Solutions

Hard

If x<100|x| <100 and y<100|y| <100, then the number of integer solutions of (x,y)(x, y) satisfying the equation 4x+7y=34x + 7y = 3 is

Entered answer:

Correct Answer: 29

Trick: You have the reduce the value of xx by the co-efficient of yy (which is 7). Similarly, yy is reduced by the co-efficient of xx (which is 4).

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