Factor each expression: 1. 4x+9 2. 14x-16y 3. 25x+120

In which form is the following function written? y = - 2(x – 3)(x + 5)

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.