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

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

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initially we find slope (m) m=\frac{y_2-y_1}{x_2-x_1}=\frac{-1-(-1)}{4-2}= 0 $ since slope is 0 the equation will be equation of horizontal line which is y=y_1 Thus y = -1

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