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Math Help - help!! last

  1. #1
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    help!! last

    Write teh equation of the line with x intercept a and y intercept b

    a = -4 b = -4


    thank u so much!
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  2. #2
    Grand Panjandrum
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    Quote Originally Posted by ^_^Engineer_Adam^_^ View Post
    Write teh equation of the line with x intercept a and y intercept b

    a = -4 b = -4


    thank u so much!
    This line goes through (0,-4) and (-4,0), so its slope is:

    m=(-4-0)/(0-(-4))=-1.

    The equation is of the form:

    y=-x+C,

    and as y=-4 when x=0, C=-4, so:

    y=-x-4

    RonL
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