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22 May, 20:49

at a pet store, it costs $5 to wash a cat and $7.50 to was a dog. last week, the store made $60 from washing cats and dogs. if 6 cats were washed, write and solve a linear equation to find how many dogs were washed

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  1. 22 May, 22:59
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    There was 4 cats washed

    Step-by-step explanation:

    1) Cats=x, Dogs=y

    2) Equation: 5x+7.50y=60

    3) Substitute: 5 x 6 + 7.50y=60

    4) Algebra: 30+7.50y=60

    7.50y=30

    y=4 dogs
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