Linear Equations and Graphs Quiz
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Questions and Answers

Which equation is in standard form?

  • 8y + 4x = -1
  • $x + 4y = 28$ (correct)
  • $5y - 10x = 35$
  • 2y = -3 - 94x

    • Which equation is parallel to the line $-3x - 6y = 30$?

  • $-6x - 3y = 15$
  • $4x + 8y = 40$ (correct)
  • $3x + 6y = -18$
  • $2x + 4y = 20$

    • What is the equation of a line perpendicular to $y = 5$?

  • y = 5x
  • x = -2 (correct)
  • y = -2
  • x + 5y = 15

    • Charlie has English books that weigh 3 pounds each and math books that weigh 2 pounds each. Which equation represents the relationship between the number of 3-pound books, x, and the number of 2-pound books, y, Charlie has? The total weight of his books is 60 pounds. Write a linear equation that relates the number of 3-pound books to the number of 2-pound books Charlie has.

    <p>$3x + 2y = 60$</p> Signup and view all the answers

    If Charlie has 15 math books, how many English books does he have?

    <p>10</p> Signup and view all the answers

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