Question

LAST QUESTION ON UNIT TEST!!! PLEASE HELP!!!

A supermarket display consists of boxes of soda. The bottom row has 38 boxes. Each row has four fewer boxes than the row below it. The display has eight rows.

a) Write and use the function to determine how many boxes are in the top row. Show your work.

b) Use the appropriate formula to determine the number of boxes in the entire display. Show your work.

Answer 1

Answer: A=(38*x)-(x*4) (x equals rows)

So the top row consists of 272 boxes of soda.