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15 October, 17:45

Jonathan has 8 stamps. some are 3 cent stamps and some are 5 cent stamps. if the total value of the stamps is 36 cents. How many of each type of stamp does he have?

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  1. 15 October, 18:39
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    Let x = number of 3 cent stamps

    let y=number of 5 cent stamps

    x+y=8

    3x+5y=36

    3x+5y=36 3x-5y=36

    -3 (x+y=8). - 3y-3y=-24

    2y=12

    y=6

    x+6=8

    -6. - 6

    x=2

    There will be 2 3 cent stamps and 6 5 cent stamps
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