A=6, b=8, c=10 is the only one i believe. Sorry if I'm wrong.
2b^2. This is because you have a positive a^2 and a negative so they cross it one another so it just leaves the b’s.
Answer:
55 mph
Step-by-step explanation:
First hour: 40 mph
Second, Third, Fourth hours:
180 miles / 3 hours = 60 mph
Average: 40 (hour 1) + 60 (hour 2) + 60 (hour 3) + 60 (hour 4) = 220 / 4 hours = 55 mph average
I hope this helps!
Answer:
yes
Step-by-step explanation: