Crystal bought b boxes of cookies to bring to a party. each box contains 18 cookies. she decides to keep two boxes for herself. she brings 90 cookies to the party. which equation can be used to find the number of b boxes crystal bought?
a) 2b − 18 = 90
b) 18b − 2 = 90
c) 18b − 36 = 90
d) 36 − 18b = 90

Question 3 (essay worth 10 points) (03.06 mc) part a: max rented a motorbike at $465 for 5 days. if he rents the same motorbike for a week, he has to pay a total rent of $625. write an equation in the standard form to represent the total rent (y) that max has to pay for renting the motorbike for x days. (4 points) part b: write the equation obtained in part a using function notation. (2 points) part c: describe the steps to graph the equation obtained above on the coordinate axes. mention the labels on the axes and the intervals. (4 points)