Answer:
0
Step-by-step explanation:
7jk + 3jk = 10jk
10jk - 4jk = 6jk
6jk - 6jk = 0jk
0jk = 0
it is correct
0.681818
13 feet per second is equal to 0.681818 miles per hour.
no clue
!!!!!!!!!!!
B
