Solve for x if two adjacent angles form a straight line and their measures are 2x° and 3x°

Answer 1

2x + 3x = 180

5x =180

x = 180/5 = 36 degrees

2x = 2(36) = 72 degrees

3x + 3(36) = 108 degrees

2x +3x = 72 + 108 = 180 degrees

x = 36 degrees