SOLUTION: The points (-1,-4) and (-2,f) fall on a line with a slope of -1. What is the value of f?
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Question 949073: The points (-1,-4) and (-2,f) fall on a line with a slope of -1. What is the value of f?
Answer by josgarithmetic(39621) (Show Source): You can put this solution on YOUR website!
Formula for slope using points (x,y) and (u,v).
m for slope.
You should be able to solve for v, or solve for y.
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