Respuesta :

unicorn3125

Answer:

        m = -2

Step-by-step explanation:

[tex]\bold{slope\, (m)=\dfrac{change\ in\ Y}{change\ in\ X}=\dfrac{y_2-y_1}{x_2-x_1}}[/tex]

(3, 4)    ⇒   x₁ = 3,  y₁ = 4

(7, -4)    ⇒   x₂ = 7,  y₂ = -4

So the slope:

                    [tex]\bold{m=\dfrac{-4-4}{7-3}=\dfrac{-8}4=-2}[/tex]