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anonymous
 5 years ago
write an equation of the line containing the given point and perpendicular to the given line
(7,9);2x+y=3
anonymous
 5 years ago
write an equation of the line containing the given point and perpendicular to the given line (7,9);2x+y=3

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0Do you know how perpendicular lines are related to eachother?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0It has to do with their slopes.

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0How are they related?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0that i don't understand how

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0I will tell you. Their slops are negative reciprocals of eachother. So if line 1 has a slope \(\frac{a}{b}\) then a perpendicular line 2 would have a slope of \(\frac{b}{a}\)

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0So what is the slope of the line you've been given?
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