Answer:
3.15
Step-by-step explanation:
4.99x.45=2.25 discount
4.99-2.25=2.74 sales price
2.74x.15=.41 sales tax
2.74+.41=3.15 total price
Answer:
0
Step-by-step explanation:
Answer:
x = -1, -1/2
Step-by-step explanation:
Answer:
Positive
Step-by-step explanation:
Answer:
C(r) = 5 + 2.5r
Step-by-step explanation:
An amusement park charges a fee of 5$ each time you enter the park. The cost of each ride is $2.50.
Therefore, the cost of r number of rides inside the park will be $2.5r.
Hence, the expression that shows the cost C (in dollars) as a function of the number of rides r, I go on at the amusement park during one visit will be
C(r) = 5 + 2.5r (Answer)