English: Well, if m minus n is 0 that means m is equal to n, if m is equal to n then certainly m is divisible by n. If m minus n is 0 then it could have exited, so it cannot be 0.
Telugu: సరే, m-n=0 అయితే m=n, m=n అయితే ఖచ్చితంగా m అనేది nతో భాగించబడుతుంది.