Explore a vast range of topics and get informed answers at IDNLearn.com. Ask anything and get well-informed, reliable answers from our knowledgeable community members.
Answer:
f(x) = .8 (215 - .45 x)
f(x) = .8 (215 - .45 * 75) = .8 ( 215 - 34) = .8 (181) = 145