The rate for a one-day rental through a bike share program is $8. Write an equation to represent the cost, C, of renting n bikes for one day.

Answer 1

C = 8n where n= number bikes rented in one day 8 is in units of dollars, C is the daily cost in dollars

graphically, the equation is an upward sloping straight line with y and x or C and n intercepts = 0

plot n on the x axis and C on the y axis

n C

1 8

2 16

3 24

4 32

5 40

6 48

7 56

8 64

....