SOLUTION: if a straight line with a slope of 5 contains the points (1,2) and (3,K), the value of K is?

Question 359190: if a straight line with a slope of 5 contains the points (1,2) and (3,K), the value of K is?
Found 2 solutions by nyc_function, ewatrrr:
Answer by nyc_function(2741) (Show Source): You can put this solution on YOUR website!
5 = (k - 2)/(3 - 1)

Solve the equation for k to find your answer.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

Hi,
*Note: slope is "change in y /change in x "
slope of (5/1) As y increase by 5, x increases by 1, for ex
Examples of changes with slope = (5/1) would be: 5/1, 10/2, 15/3, etc
(1,2) and (3,K) x has increased by 2, then y must increase by 10
k = 12

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