Answer:
A. -3
Step-by-step explanation:
We recognize the given equation as being in point-slope form:
y -k = m(x -h) . . . . . . line with slope m through point (h, k)
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Comparing that to the given equation ...
y -5 = -3(x -17)
we see that m = -3.
The slope of the line is -3.
