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15 April, 17:55

What is the equation of the line if the line passes through (4, 4) and the y-intercept is - 4.

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  1. 15 April, 18:06
    0
    Y = mx+c

    m is the gradient and c is the y-intercept so

    4 = m (4) + (-4)

    4 = 4m - 4

    4m = 8

    m = 2

    Ans: Y = 2x - 4
  2. 15 April, 18:14
    0
    4 = 4m - 4

    8 = 4m

    2 = m

    y = 2x - 4
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