8 - m/n + p^2

m = 8, n = 2, and p = 7

To evaluate the expression 8 - m/n + p^2, we substitute m = 8, n = 2, and p = 7 into the expression:

8 - 8/2 + 7^2

Simplifying further:

8 - 4 + 49

= 53