This table shows the cost of renting a kayak. Hours | Cost
1 -$13
2-$21
3-$29
4-$37
5-$45
The cost of renting a kayak is represented by the equation y = 8x + 5. where x represents the number of hours.
What does the slope of the equation represent?
a-the total cost for the rental
b-the cost of renting a kayak for 5 hours
c-the cost of renting a kayak for S hours
d-the cost increase for each hour of rental