The krug companys accumulated depreciation account has a $13500 balance to start the year. A review of depreciation schedule reveals that $14600 of depreciation expenses must be recorded for the year

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.