algebra

Please write an equation for the following problem. : dave sells popcorn at the ballpark. He is paid a flat rate of $40 each day but, also earns $0.45 for each box of popcorn he sells. Dave earns a total of $112 at wednesday nights game. How many boxes of popcorn does he sell?

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  1. let the number of boxes be x

    45x + 4000 = 11200

    I will let you solve this equation.

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    posted by Reiny

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