There are 142 coins in a piggy bank with a total value of $20.50. If all the coins are either quarters or nickels, which system would you use to determine how many of each type of coin are in the piggy bank?

A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.

What is the measure of angle tvu shown in the diagram below

Which of the following best describes the delian problem?