Answer:

Step-by-step explanation:
times p on both sides
then plus e on both sides
then divide t on both sides
Distance divided by time is speed. To find the rate of speed, divide 40 yards by 4.24 seconds which is approximately 9.43 yards per second. 9.43 yards per second is the rate of speed.
I think the first one might be 18 second might be 10
Yes you need to! And you need to be careful not to forgot that when doing your calculations!!
The input is the x-coordinate and the output is the y-coordinate. If the input is 4, plug 4 into the x variable to find the output, y.
y=3(4)-5
y=12-5
y=7
The output is 7.