SOLUTION: Which equation is an equation of the line that passes through the point (2, -1) and has a slope of -1?

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Question 554939: Which equation is an equation of the line that passes through the point (2, -1) and has a slope of -1?
Answer by jim_thompson5910(28717) About Me  (Show Source):
You can put this solution on YOUR website!
y+=+mx%2Bb

-1+=+%28-1%29%282%29%2Bb

-1+=+-2%2Bb

-1%2B2+=+b

1+=+b

b+=+1

So the equation of the line is y+=+-x%2B1


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