20 miles/2 hours = 10 miles/1 hour, therefore her average speed is 10mph
Answer:
Algebracicaly speaking the answer would be either -13.3876 or - 158.612 through the quadratic equation, but these answers don’t make sense in this real world scenario.
Step-by-step explanation:
Answer:
ab= 7.8
ac= 6
bc=5
Step-by-step explanation: