Posted by Cynthia on Wednesday, March 31, 2010 at 4:09am.
A 5mile cab ride costs $9.30. A 11mile cab ride costs $17.70. Find a linear equation that models cost c as a function of distance d.

ALGEBRA  Reiny, Wednesday, March 31, 2010 at 9:03am
Treat the data as two ordered pairs (5,930) and (11,1770) of the form (d,c)
take the slope, then find the equation in the form
c = md + b ( just like y = mx + b)
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