Step-by-step explanation:
x > -1
x = {0,1,2,...}

Hey there!
speed=distance/time.
s-speed
s=12/3
s=4
The speed of the car is 4 mph
Hope this helps:) Let me know if you have any questions.
It’s D, I graphed on a calculator and the line was straight
Answer:
A) is correct
Step-by-step explanation:
A. True
The sum of the distances round the shape is the Perimeter.