Answer:
Step-by-step explanation:
Write in slope intercept form.
y - 9 = -2(x - 8)
y - 9 = -2x + 16
y = -2x + 16 + 9
y = -2x + 25
y = mx + b
The m is the slope, b is the y-intercept.
y = -2 x + 25
The slope is -2.
