The equation of the line that passes through the points (-1, 2) and (5, 2) is y = 2 . In general form, it is expressed as y − 2 = 0 . This indicates a horizontal line at y-coordinate 2.
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To find the equation of a line in general form that passes through the points (-1, 2) and (5, 2), let's follow these steps:
Identify the type of line :
Since both points have the same y-coordinate (2), the line is horizontal.
The equation of a horizontal line passing through y = 2 is simply y = 2 .
Convert the line equation to general form :
General form of a line is A x + B y + C = 0 , where A, B, and C are constants.
For the horizontal line equation y = 2 , rewrite it as y − 2 = 0 .
This can be written as 0 ⋅ x + 1 ⋅ y − 2 = 0 , so A = 0, B = 1, C = -2.
Hence, the equation of the line in general form is y − 2 = 0 .
Therefore, the correct multiple-choice option is:
y − 2 = 0 .