10. a taxi driver charges a
flat rate of $3.25 plus an
additional $0.75 per mile. if
amanda has, at most, $70
for a cab ride, how far can
she travel?

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.