Question

sorgan Hemdon
Slopes of Parallel/Perpendicular Lines
Mar 19, 11:59:25 AM
What is the slope of a line perpendicular to the line whose equation is
4r - 10y = 40. Fully reduce your answer.
Answer: 471
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Answer:

so a perpendicular line's slope will be the opposite reciprocal

in 4r-10y=40 the slope of this line is 4/10(-a/b). So the slope of the perpendicular line would be -10/4 (-5/2) hope this helps!