At a movie theater, a customer can buy a bag of popcorn and a large soda for a special price. The expression below represents the total amount, in dollars, a customer will save if he buys x bags of
popcorn and x large sodas at the special price.
4.50x + 5.50.2 - 7.502
Which expression is equivalent to the one shown above?
A) 6.50x
B) 3.50x
C) 2.50x
D) 1.50x