What is the product?
(7x) (2x + 5)(x² - 4x-9)
14x5 – x4 - 46x® - 58x2 - 20%-45
14x6 – 56x5-91x4 - 140x2 – 315x2
14x7 - 56x6 – 126x + 35x4 – 140x® - 315x2
14x12 - 182x® + 35x4 - 455x2

At a pizza shop 70% of the customers order a pizza 25% of the customers order a salad and 15% of the customers order both a pizza and a salad if s customer is chosen at random what is the probability that he or she orders either a pizza or a salad