Stuart's best golf score is 4 under par or -4. He wants to beat this score by 3 strokes. With one hole remaining, he is 5 under par or -5. What must his score be on the last hole to beat his best score. Explain your answer.

Carla is saving money for a trip this summer. she already has some money in her savings account and will add the same amount to her account each week. at the end of 2? weeks, carla has? $130. at the end of 8? weeks, she has? $280. write a linear function in the form y=mx+b to represent the amount of money m that carla has saved after w weeks.