(2k-1)/5 + 4(2k+1)/7 = 59
14k - 7 + 40k + 20 = 59*35
54k = 2052
k=38
You finish it from here!
(2k-1)/5 + 4(2k+1)/7 = 59
14k - 7 + 40k + 20 = 59*35
54k = 2052
k=38
You finish it from here!
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