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Find the equation of a line perpendicular to -3x+y= -5 that passes through the point (9,5)

User Aleyam
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1 Answer

5 votes

Answer: y = 1/3x + 2

Explanation:

rewrite in slope intercept form y = -3x -5

This tells you the slope is -3. A perpendicular line will have a slope of 1/3

Use the formula y - 5 = 1/3 (x -9) to find your final answer.

y - 5 = 1/3x -3

add 5 to both sides

y = 1/3 x + 2

User Nndru
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8.1k points