What is the value of x in the equation 4(2x + 14) = 0?

7

9

−9

−7

Determine whether the angles in each given pair are coterminal. 744°, -336°

Charlie tosses five coins.what is the probability that all five coins will land tails up.

The length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?