evaluate the expression n+(-5) for each value of n. N=-72/5, n=-7/12

Question

can u pls show me how to this. cuz i've been doing something wrong

Answer 1

n + (-5) = n - 5

-72/5 - 5 = -12.5 - 5 = ?

-7/12 - 5 = -7/12 - 60/12 = ?