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14-04-2020
Mathematics

contestada

Slope of line that passes through points (2,1) and (17,-17)

Respuesta :

Longle091020 Longle091020

18-04-2020

Answer: y = -1,2x + 3.4

Step-by-step explanation:

y = ax + b

(2,1) => 1 = 2a + b (1)

(17,-17) => -17 =17a + b (2)

Using caculator Mode => 5 =>1

We get : a=- 1.2 , b = 3.4

=> y = -1.2x + 3.4

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Slope= 1/5, y-intercept=1