The angles below are supplementary. what is the value of x? a pair of supplementary angles is shown. one angle measures 4x + 20, and the other angle measures 40.

answers:

5

7.5

15

30

The table shows the cost of several bunches of bananas. what equation can be used to represent the cost c of a bunch that weights p pounds?

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Determine whether the points (–3,–6) and (2,–8) are in the solution set of the system of inequalities below. x ? –3 y < 5? 3x + 2 a. the point (–3,–6) is not in the solution set, and the point (2,–8) is in the solution set. b. neither of the points is in the solution set. c. the point (–3,–6) is in the solution set, and the point (2,–8) is not in the solution set. d. both points are in the solution set.