Answer:
2 hours
Step-by-step explanation:
Slope represents the hourly rate.
Constant represents initial price.

Answer:
30
Step-by-step explanation:
20+2(3*7 - 4*4)
20+2(21-16)
20+2*5
20+10
30
50 I think. 2 1/2 times 20 minutes equals 50
Answer: 32/35
Step-by-step explanation:
got it correct