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14 September, 14:23

Which are the coordinates of the x-intercept in the equation - 4x+5y=20?

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  1. 14 September, 14:26
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    For the x intercept, also known as the zero, we set y=0 and solve for x.

    -4x = 20

    x = 20 / (-4)

    x = - 5

    The x axis is the line y=0 so the y coordinate of an x intercept is always 0.

    Answer: (-5, 0)
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