Answer:
14910 meters
Step-by-step explanation:
3 weeks= 21 days
each day= 710 m
21 days= 710*21
21 days= 14910 m
B
18 = 2 * 3 * 3 = 2 *3²
Hint:
x=-12
D
tha last one
It's D ...
hope it helps