Jacob bought a total of 9 pizzas for his class party. the amount of large pizzas was twice the amount of medium pizzas .how many large and how many medium pizzas did they buy

Tiara buys the pizza shown below: a circular pizza is shown. the edge of one slice is marked ab. what does the curve ab represent?

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

Triangle xyz has vertices x(1,3), y(0,0)