Jack bought 4 slices of cheese pizza and 5 slices of mushroom pizza for a total cost of $19.50.
Grace bought 2 slices of cheese pizza and 1 slice
of mushroom pizza for a total cost of $6.00.
The system of equations represents these facts.
What was the cost of the mushroom pizza?

Consider the functions below. function 1 function 2 function 3 select the statement which is true about the functions over the interval [1, 2] a b function 3 has the highest average rate of change function 2 and function 3 have the same average rate of change. function and function 3 have the same average rate of change function 2 has the lowest average rate of change d.