If (m-8) is a factor of m^2-hm-24, then h=
Answers.
A) 3  B) 5  C) 6  D) 11  E) 16

Rationale: ( m - 8 ) ( m - a ) = m ^ 2 - hm - 24 a = - 3 h = 8 + a = 5 = b
Answer: B