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Home > CCA > Chapter 7 > Lesson 7.2.3 > Problem 7-107

7-107.
  1. After noon, the number of people in Mal-Wart grows steadily until 6:00 p.m. If the equation y = 228 + 58x represents the number of people in the store x hours after noon: 7-107 HW eTool (Desmos). Homework Help ✎

    1. How many people were in the store at noon?

    2. At what rate is the number of shoppers growing?

    3. When were there 402 shoppers in the store?

Find the starting value in the equation.

Find the growth rate in the equation.

Set the equation equal to 402 and solve for x.

Use the eTool below to solve the parts in the problem.
Click on the link at right for the full eTool version: CCA 7-107 HW eTool