Answer:
5. During the day, the temperature on the surface of Mars rises at a rate of 9 degrees C every hour
a. In 2 hours: 18 a. in 3 hours: 27 in n hours: 9n
b. y=9n
c. 108
d. -540
6. Kaite saves 5 dollars every week, so far she has saved a total of $63
a. y=5x+63
b. 25
hope it helps
