How to simplify
4p(q-1)+q(1-p)

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

The table below lists recommended amounts of food to order for 10 party guests. how much of each food item should nathan and amanda order for a graduation party with 55 guests? use the table to answer. item amount fried chicken 16 pieces lasagna 7 pounds deli meats 1.8 pounds sliced cheese 1 and two fifths pounds bakery buns 1 dozen potato salad 2 pounds