Question 602471: A line contains (1,y),(4,5),(2,-1),and (x,3)find the values of x and y. please show me step by step.
Answer by ewatrrr(24785)   (Show Source):
You can put this solution on YOUR website!
Hi,
A line contains (1,y),(4,5),(2,-1),and (x,3)
 | m being the Slope fo this line
(4,5)
(2,-1) m = 6/2 = 3
(4,5)
(1,y) (5-y)/3 = 3 or 5-y = 9 and y = -4
(4,5)
(x,3) 2/(4-x) = 3 or 4-x = 2/3 and x = 4-2/3 = 3 1/3
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