The 4th one goes with the 1st box
The 2nd one goes with the 2nd box
The last one goes with the 3rd box
R=23 because its slope the formula is Y-Y/X-X
Answer:
2 in
Step-by-step explanation:
Let x = hours of service.
Let y = total charges for x hours
The fixed charge is $20.
The charge per hour is $20.
Brock's charges for x hours is
y = 40 + 20x
This is a straight line with slope = 20 and y-intercept = 40.
The correct graph is W.
Answer: W