Question

The function p(x) = 2x +1 determines how many pizzas need to be purchased for an after school meeting, where x is the number of students at the meeting. The club leader uses r(p(x)) to find the amount of money to bring for the pizza purchase. The function r(x) = 4x − 3. Solve for how much money to bring when there are 9 students in the meeting.

19
33
73
84

Answer 1

73 right ? @texaschic101

Answer 2

@phi

Answer 3

@Nnesha

Answer 4

yes, 73
x is the number of students
9 students

p(x) = 2x +1 and p(9)= 2*9+1 = 19

r(p(x)) to find the amount of money
where r(x)= 4x − 3
r(19) = 4*19-3 = 73