graceak13 graceak13

25-06-2020
Mathematics

contestada

What is the value of k if a line passes through (6,3) and (2,k) has a slope of -1?

Respuesta :

ujalakhan18 ujalakhan18

25-06-2020

Answer:

k = 7

Step-by-step explanation:

Slope = [tex]\frac{rise}{run}[/tex]

-1 = [tex]\frac{k-3}{2-6}[/tex]

Multiplying both sides by 2-6

-1(2-6) = k-3

-1(-4) = k-3

4 = k-3

Adding 3 to both sides

k = 4+3

k = 7

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