Which of the following is the appropriate way to name the line connecting points a and d

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?

Simplify. 3(4+4x) (type your answer in with no spaces)

If you measured the width of a window in inches and then in feet with measurement would you have the greater number of units