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26 July, 04:04

A 7-inch candle burned at the rate od 0.5 inch per hour. write a two variable linear equation that represents the height of the candle, h after x hours

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Answers (2)
  1. 26 July, 04:29
    0
    h = 7 - 0.5x

    Step-by-step explanation:

    h = mx + b

    The height of the candle decreases by 0.5 in/h, so

    m = - 0.5

    y = - 0.5x + b

    When x = 0, h = 7.

    7 = - 0.5*0 + b

    7 = 0 + b

    b = 7

    h = - 0.5x + 7 or h = 7 - 0.5x
  2. 26 July, 04:30
    0
    14 hours

    Step-by-step explanation:

    You basically divide 7 by. 5.
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