85 more than a square of a number is the same as 22 times the number. What is the number?
N^2 + 85 = 22N reaarange as
N^2 - 22N + 85 = 0 factor as
(N - 17) (N - 5) = 0
Set each factor to 0 and solve for N and we have two possible values for N
N= 17 or N = 5
