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17 July, 19:05

The perimeter of a playing card is 34 centimeters. It is 10 centimeters tall. How wide is it

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  1. 17 July, 19:15
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    Answer:7

    Step-by-step explanation: 10 + 10 + x+x=34

    20+2x = 34

    -20 20

    2x=14 x=7
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