Answer:
(4, 9)
Explanation:
It's all about matching patterns.
y -y1 = m(x -x1)
y -9 = -2(x -4)
When you match the given equation to the form, you see that ...
y1 = 9
m = -2
x1 = 4
The point (x1, y1) is (4, 9).
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