Mathematics

9th

grade

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Writing Equations from Word Problems

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  • 1. Multiple Choice
    1 minute
    1 pt

    If chocolate chip cookies cost $3.00 per cookie plus $2 for boxing them up in a decorated box, what would the expression be?

    3 + 2x

    3x + 2

    3x + 2x

    5x

  • 2. Multiple Choice
    1 minute
    1 pt

    12 more than a number

    12 + n

    n - 12

    12 > n

    12 < n

  • 3. Multiple Choice
    5 minutes
    1 pt

    A plumber charges $50 to make a house call plus $40 for each hour worked. What is the expression and what does he make if he worked 5 hours?

    50x + 40; $290

    50x + 40x; $450

    50 + 40x; $250

    90x; $450

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