A pizza at papas cost $6.80 plus $0.90 for each topping. The cost of a pizza at little Italy’s is $7.30 plus $0.65 for each topping. How many toppings needed to be added to a pizza at both restaurants in order for the pizza at both restaurants in order for the pizzas to coast the same no including tax

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

From the beginning of the day the temperature rose 15 degrees so that by 4 pm it was 87 degrees. what was the temperature at the start of the day

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?