Answer:
B is the answer
Step-by-step explanation:
4(p + r ) - 2p =
4p + 4r - 2p =
2p + 4r <===
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!
A^3-5a^2+4a+5. ^=exponent
