Let x=3, y=4. (7*3 + 3*4) / (7*3 - 3*4) = (21 + 12) / (21 - 12) = 33 / 9 = 11 / 3.
मान लीजिए x=3, y=4। (7*3 + 3*4) / (7*3 - 3*4) = (21 + 12) / (21 - 12) = 33 / 9 = 11 / 3।