3. mr. gengel wants to make a shelf with boards that are feet long. if he has an -foot board, how many pieces can he cut from the big board?

What is a correct first step in solving the inequality-4(3-5x)> -6x+9

Carl is boarding a plane. he has 22 checked bags of equal weight and a backpack that weighs 4 \text{ kg}4 kg. the total weight of carl's baggage is 35 \text{ kg}35 kg.

The change in water level of a lake is modeled by a polynomial function, w(x). described how to find the x-intercepts of w(x) and how to construct a rough graph of w(x) so that the parks department can predict when there will be no chage in the water level. you may create a sample polynomial of degree 3 or higher to use in your explanations.