That does not make any since...
To find the answer, divide 7.2 miles by 3 hrs, this would get you to answer B, 2.4 miles per hour
You should multiply 20 time 8 to get your answer
Step-by-step explanation:
AC+CB+BA=180
2x+23+3x-8+4x+1=180
9x+16=180
9x=180-16
9x=164
x=164/9
x=18.2
Answer: 6
Explanation: calculator