



 
Shannon, The slope of the line passing through (x_{1}, y_{1}) and (x_{2}, y_{2}) is , and hence the slope of the line passing through (2, x) and (x+1, 3) is . Thus the problem is to find x if
Since the line is to have slope (2x+1)/(x1) you can not have x = 1 so reduces to
Solve for x. Verify your answer by showing that for the x value you obtained the slope of the line passing through (2,x) and (x+1, 3) is 2x+1/x1. Penny  


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