Math Practice 101
Homework Explained - Math Practice 101

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Grade 8 McGraw Hill Glencoe - Answer Keys


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  • Question 22 (request help)

    A store is having a 25% off sale, and Manuel has a coupon good for $10 off his total purchase. The function f(x) = 0.75x - 10 represents the final cost of an item that costs x dollars after the discount and coupon are applied.

    Select values to complete the function machine for the regular prices and sale prices of items A, B, C, and D.
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  • Question 23 (request help)

    Stephanie received a $25 gift card to an online music store. The cost of purchasing one song iis $0.95. Complete the table to show the balance remaining on Stephanie's gift card n(s) after purchasing s songs.
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  • Question 24 (request help)

    Cheryl is training for a marathon. She runs about 85 miles per week.

    a. Write an equation to find the total miles m run in any number of weeks w.
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  • Question 24 (request help)

    b. Complete the table to find the total miles run in 3, 4, 5, or 6 weeks.
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Evaluate each expression if p = 5 and q = 12.

  • Question 26 (request help)

    \(\cfrac{4\text{q}}{\text{q} + 2(\text{p} + 1)}\)
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  • Question 27 (request help)

    \(\cfrac{\text{q}\cdot\text{q}}{4\text{p} - 2}\)
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