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question mark

the equation 3x+5y=k has exactly 4 positive integral solutions and k is the largest number for this is possible. find the value of k.
(ans 75)
please explain the method

gittika , 8 Years ago
Grade 12th pass
anser 1 Answers
Saurabh Koranglekar
Dear student

Let the value of x and y be 10 then k =80 which is greater than the answer

kindly check and repost

Regards
Last Activity: 6 Years ago
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