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)
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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.