SOLUTION: Which of the following points is on the line joining (3,1) and (4,3)? a) (0,-5) b) (5,20) c) (-4,-25) d) (-1,-10)

Question 620592: Which of the following points is on the line joining (3,1) and (4,3)?
a) (0,-5)
b) (5,20)
c) (-4,-25)
d) (-1,-10)
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Which of the following points is on the line joining (3,1) and (4,3)?
a) (0,-5)
b) (5,20)
c) (-4,-25)
d) (-1,-10)
--------------------
Find the equation of the line thru the 2 points.
2x - y = 5
Sub each (x,y) to find any that are on the line.
eg
a) (0,-5)
2*0 + 5 =? 5
(0,-5) is on the line.
Check the others.

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