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College Algebra Math 130

College Algebra Math 130. Amy Jones Lewis. Homework Review. Hot Shirts. Using Tables, Graphs, and Equations.

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College Algebra Math 130

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  1. College AlgebraMath 130 Amy Jones Lewis

  2. Homework Review

  3. Hot Shirts Using Tables, Graphs, and Equations One of U.S. Shirt’s competitors, Hot Shirts, advertises that they make custom T-shirts for $5.50 each with a one-time set-up fee of $49.95. Your boss brings you the advertisement from Hot Shirts and asks you to figure out how the competition might affect business.

  4. Hot Shirts Using Tables, Graphs, and Equations • What is the total cost of an order for 10 shirts from Hot Shirts? • What is the total cost of an order for 50 shirts from Hot Shirts? • How many shirts can a customer purchase from Hot Shirts for $100. • How many shirts can a customer purchase from Hot Shirts for $250. • Explain the mathematical concepts underlying the calculator procedure.

  5. Hot Shirts Using Tables, Graphs, and Equations Make a table of values for the problem situation.

  6. Hot Shirts Using Tables, Graphs, and Equations • Create a line graph of the data from your table. • First, choose your bounds and intervals. • Remember to label your graph clearly and add a title to the graph. • Use your graph to determine the price of: • 40 shirts • 27 shirts • Use your graph to determine how many shirts can be purchased for: • $125 • $570.

  7. Hot Shirts Using Tables, Graphs, and Equations • Write an algebraic equation for the problem situation. • In this lesson, you have represented the problem situation in four different ways: as a sentence, as a table, as a graph, and as an equation. • How are the representationsconnected?

  8. Homework • Complete the half-sheet for Hot Shirts. • Next Class: Tuesday, September 14th

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