At noon, the temperature is 90 degrees Fahrenheit. For the next several hours, the temperature falls by an average of 4 degrees an hour. Write an equation for the temperature T, n hours after noon. Options-
T= 4n + 90
T= 86n
T= 90 - 4n
or You can't write an equation

Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)

Equation for the calculation double 2 and then add 5