Math Practice 101
Homework Explained - Math Practice 101

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Grade 7 McGraw Hill Glencoe - Answer Keys
Chapter 5: Expressions; Lesson 7: Subtract Linear Expressions


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  • Question 26 (request help)

    What is the additive inverse of 5x - 8?
    • 5x - 8
    • 5x + 8
    • -5x - 8
    • -5x + 8
  • Question 27 (request help)

    Short Response Mei plans to trim a picture to fit into the length of a frame. The picture is 12x + 4 units long, but the frame is only 7x + 1 units long. How many units of the picture will Mei have to trim so that it will fit into the frame?
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  • Question 28 (request help)

    Short Response The charges for a large pizza and each topping for two pizzerias are shown.Write a linear expression that represents how much more a pizza with t toppings would cost at Pizza Palace than at Mario’s Pizza.
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Spiral Review

  • Question 29 (request help)

    Camilla wants to attach a string of lights to the edges of her patio for a party. She does not want the string to go across the edge with the steps. Write a linear expression that represents the length of string in feet she will need. Then find the length if x = 3.
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Evaluate each expression if \(x = \frac{1}{2}\) and \(y =\frac{3}{4} \) .

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