Question

1. Renting a bicycle costs $30 for the first day and $10 for each additional day.a. Write an equation in simplified form to find the total cost C for a bike rental ithe number of days d it was rented.b. Find the cost of renting a bike for 5 days.Answer:

Answer 1

Part a: 30+10d That is your equation. 30 for the start and 10 more for each additional day.
Part b: So there are 4 additional days. Let's fill in the equation and solve.
30+10*4
30+40
$70
The answer is $70