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4 March, 20:24

Abby buys 4 pencils and 2 erasers for $3.58. Micheal buys 1 pencil and 6 erasers for $2.49

what is the cost of 1 pencil and 1 eraser?

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  1. 4 March, 22:42
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    1 pencil = $0.75

    1 eraser = $0.29

    Step-by-step explanation:

    4p+2e=3.58 1p+6 (0.29) = 2.49

    1p+6e=2.49 1p+1.74=2.49

    p=2.49-6e 1p=0.75

    4 (2.49-6e) + 2e=3.58 p=0.75

    9.96-24e+2e=3.58

    9.96-22e=3.58

    -22e=-6.38

    e=0.29
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