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10-06-2021
Mathematics

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what is the slope of a line perpendicular to the line whose equation is x-3y=-27

Respuesta :

10-06-2021

Answer: Slope perpendicular= -3

x-3y=-27
-x -x
-3y=-x-27
divide by -3
y=(1/3)x+9

Slope perpendicular= -3

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