Math Practice 101
Homework Explained - Math Practice 101

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Grade 8 McGraw Hill Glencoe - Answer Keys


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  • Question 6 (request help)

    Multiple Representations The table shows the group rate for admission tickets for adults and children to an amusement park.

    a. Symbols The total cost of a group’s tickets is $1,350. Write an equation to represent the number of adults’ and children’s tickets purchased.
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  • Question 6 (request help)

    b. Words What are the x- and y-intercepts and what do they represent?
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  • Question 6 (request help)

    c. Graphs Use the x- and y-intercepts to graph the equation. Use the graph to find the number of children’s tickets purchased if 20 adult tickets were purchased.
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  H.O.T. Problems Higher Order Thinking  

  • Question 7 (request help)

    Find the Error Carmen is finding the x-intercept of the equation \(3\text{x} - 4\text{y} = 12\). Find her mistake and correct it.
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  • Question 8 (request help)

    Persevere with Problems The perimeter of a rectangle that is x units wide and y units long is 24 centimeters.

    a. Write the equation in standard form for the perimeter.
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  • Question 8 (request help)

    b. Find the x- and y-intercepts. Does either intercept make sense as a solution for this situation? Explain.
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  • Question 9 (request help)

    Model with Mathematics Write two equations, one with an x-intercept but no y-intercept, and one with a y-intercept but no x-intercept.

    x-intercept equation: _____

    y-intercept equation: _____
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