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5 April, 01:41

Jasmine and her friends had a car wash to raise funds for their spring break trip to New York City. They charged $3 to wash a car and $5 to wash a truck. If they earned a total of $275 by washing a total of 75 vehicles, how many cars did they wash

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  1. 5 April, 02:56
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    Number of cars, c

    Number of trucks, t

    c+t=75

    3c+5t=275

    t=75-c

    3c+5 (75-c) = 275

    c=50

    t=75-50=25

    50 cara and 25 trucks.
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