Kendra owns a restaurant. she charges $3.00 for 2 eggs and one piece of toast, and $1.80 for one egg and one piece of toast. how much does kendra charge for an egg? a piece of toast?

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.