Mr. Marquez bought 7 pizzas for his youth group and paid with a $50 bill. If the pizza deliverer gave him $6.32 in change and each pizza cost the same
amount, what was the cost in dollars and cents for each pizza?

Which of the symbols correctly relates the two numbers below check all that apply 6? 6

The function a represents the cost of manufacturing product a, in hundreds of dollars, and the function b represents the cost of manufacturing product b, in hundreds of dollars. a(t) = 5t + 2 b(t) = 7t - 2t +4 find the expression that describes the total cost of manufacturing both products, a(t) + b(t). a. 7t^2 - 7t + 2 b. 7t^2 + 3 +6 c. 7t^2 + 7t - 6 d. 7t^2 - 3t + 6

Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.