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Find the slope of the line through P and Q.
P(−9, 1), Q(7, −4)
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The formula for the slope of a straight line passing through two given points (,) and (,) is
m = .
In your case, = -9, = 1, = 7, = -4,
Substitute these values into the formula and calculate
m = = .
Answer. The slope is .
Solved and explained.
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See the lesson
- Find the slope of a straight line in a coordinate plane passing through two given points
in this site.