On friday the temperature was 82 f the temperature changed by -2 on saturday , and then it changed by 5 on sunday , what was the temperature on sunday , explain how the temperature changed using integers

Find the cosine function that is represented in the graph.

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b. you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c. you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d. you spend $5 plus $10 per week until you have less than $45.

With number 11 ( show how you got the answer)