Determine the equations of the lines that pass through the following points P1 (2;-1) and p2 (4;-1)

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Answer to a math question Determine the equations of the lines that pass through the following points P1 (2;-1) and p2 (4;-1)

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The slope of two points is: m=\frac{-1+1}{4-2}=0 The equation of the line is: y+1=0\left(x-2\right) By simplification, the required line is: y=-1

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