Answer:
20(x-4y)
Step-by-step explanation:
Answer: A
Explanation is the squares are go up 2 each and it’s 5 dots
Answer:
450meters
Step-by-step explanation:
Given data
Speed = 81km per hour
Let us convert to meter per seconds
1 km= 1000m
1 hour=3600 seconds
= 1000/3600= 5/18 m/s
=81*5/18
=405/18
=22.5 m/s
Hence the distance traveled in 20 seconds is
distance= speed*time
distance= 22.5*20
distance= 450 meters
Hence the distance is 450meters
Answer:
B
Step-by-step explanation:
A: -(3/-2)=-(-3/2)=3/2
B:3/-2=-3/2
C:-(-3/2)=3/2
D:-3/-2=3/2