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24 April, 17:31

Use the elimination method to determine the cost of one package of toilet paper and one gallon of hand sanitizer.

Isolate x:

Isolate y:

10x + 6y = 63.50

8x + 12y = 85

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  1. 24 April, 20:06
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    x = 3.5

    y = 4.75

    Step-by-step explanation:

    10x + 6y = 63.50 - -> (1)

    8x + 12y = 85 - -> (2)

    (2) - 2 (1)

    -12x = - 42

    x = 3.5

    4 (1) - 5 (2)

    -36y = - 171

    y = 4.75
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