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18-12-2020
Mathematics

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Write the equation of the perpendicular line with the points (-9,2) with the equation 3x-y=12

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clarch19 clarch19

18-12-2020

Answer:

y=-1/3x-1

Step-by-step explanation:

Perpendicular lines have slope that are opposite sign and reciprocals

3x-y=12 has a slope of 3, therefore perpendicular line must have slope of -1/3

2=-9(-1/3)+b

2=3+b

b=-1

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