SOLUTION: wrie a point-slope equation for the line of slope -1 that contains the point (-3,9)

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Question 424893: wrie a point-slope equation for the line of slope -1 that contains the point
(-3,9)
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
y=mx+b
9=-1*-3+b
9=4+b
b=5
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y=-x+5