SOLUTION: Consider the line 3x+9y=4 What is the slope of a line perpendicular to this line? What is the slope of a line parallel to the line?

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Question 992970: Consider the line 3x+9y=4
What is the slope of a line perpendicular to this line?
What is the slope of a line parallel to the line?

Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
Consider the line 3x+9y=4
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y = (-1/3)x + (4/9)
slope = -1/3
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What is the slope of a line perpendicular to this line?
Ans: +3
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What is the slope of a line parallel to the line?
Ans: -1/3
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Cheers,
Stan H.
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