SOLUTION: Do the points in each set lie on the same line? Explain your awnser. P(4,2),Q(-3,2),R(2,5)

Algebra ->  Algebra  -> Coordinate Systems and Linear Equations  -> Lessons  -> Linear Equations Lesson -> SOLUTION: Do the points in each set lie on the same line? Explain your awnser. P(4,2),Q(-3,2),R(2,5)      Log On

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Question 124011This question is from textbook Prentice hall mathematics algebra 1
: Do the points in each set lie on the same line? Explain your awnser.

P(4,2),Q(-3,2),R(2,5)This question is from textbook Prentice hall mathematics algebra 1

Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
FOR ALL THESE POINTS TO BE ON THE SAME LINE THEY MUST ALL HAVE THE SAME SLOPE BETWEEN THEM.
(2-2)/(-3-4)=0/-7=0
(5-2)/(2-4)=3/-2=-1.5
(5-2)/2+3)=3/5=.6
THIS SAYS THAT THESE 3 POINTS ARE NOT ON THE SAME LINE.