Mr. Ramirez orders drumsticks and sheet music for a group of students. One pair of drumsticks costs $1.50, and the sheet music costs $3.50. He has z students in his group. It works well for his 7th graders, so Mr. Ramirez decides to do the same thing for his 6th and 8th grade groups, who have the same amount of students as the 7th grade. Which expression could he use to represent all 3 grades?

8 2/3 is the answer

step-by-step explanation: just use a calculator

3; 9 is 8 to -4

step-by-step explanation:

the correct answer is b. negative exponential growth.

step-by-step explanation:

you can tell it's an exponential function because it decreases rapidly then levels out and never touches the x-axis.

it is negative because the y-axis decreases as the x-axis increases.

therefore it is a negative exponential growth graph.

hope i !