Answer:
B
Step-by-step explanation:
(x,y) = P + (a)t
(x,y) = (4,7) + t(3,8)
(x,y) - (4,7) = t(3,8)
(x-4, y-7) = t(3,8)
Answer:
His average speed was of 10.42 m/s
Step-by-step explanation:
We use the following relation to solve this question:

In which v is the velocity(in m/s), d is the distance(in meters), and t is the time, in seconds.
Usain Bolt of Jamaica set a world record in 2009 for the 200- meter dash with a time of 19.19 seconds.
This means that 
So his average speed was of:

His average speed was of 10.42 m/s
Answer:
-2y + 12
Step-by-step explanation:
3 - 2y +9
Combine the constants
-2y +3+9
-2y + 12
Answer: 20,40,60,80,100
Step-by-step explanation:
The possible numbers has be the multiples of 5 and 4 in other words the LCM.
The LCM of 5 and 4 are,
20,40,60, 80,100 ....
Answer:
<h3>

</h3>
Step-by-step explanation:

Distribute 3 through the parentheses

Distribute 2 through the parentheses
⇒
Collect like terms
⇒
Hope I helped!
Best regards!!