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20-01-2020
Mathematics

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Find the value of r ,so that the line passing through the points 6,2 and 10,r given and has a slope of 2

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lordsonmyk lordsonmyk

20-01-2020

Answer:

10

Step-by-step explanation:

Slope (m) of two points is expressed as :

m = (y2 - y1) / (x2 - x1)

Given m = 2

the equation becomes;

2 = (r - 2) / (10 - 6)

2 = (r - 2) / 4

cross multiplying becomes ;

2 * 4 = r - 2

8 = r - 2

r = 10

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