Respuesta :
slope = (-2 - 10)/(12 + 6) = -12/18 = -2/3
y = mx + b
10 = -2/3(-6) + b
10 = 4 + b
b =6
equation
y = -2/3x + 6
x-intercept when y = 0
-2/3x + 6 = 0
-2/3x = -6
x = 6 (3/2)
x = 9
answer is d.9
y = mx + b
10 = -2/3(-6) + b
10 = 4 + b
b =6
equation
y = -2/3x + 6
x-intercept when y = 0
-2/3x + 6 = 0
-2/3x = -6
x = 6 (3/2)
x = 9
answer is d.9