Answer:
Step-by-step explanation: It is 1/2 of 14 = 7 hours to the moot
And plug in 7 hours to the equation 4*7+14*7=126 divide that by 2 and the distance is 63
1) 1
2) 5
3) -8
4) 10
5) 9
6) -1
7) -3