How to solve this
Dear Student
Angles on a straight line = 180 degrees.
x + 20 + x = 180
2x + 20 = 180
2x = 180 - 20
2x = 160
x = 160/2
x = 80o
x + 20 = 80 + 20 = 100o
Regards
Angles on a straight line = 180 degrees.
x + 20 + x = 180
2x + 20 = 180
2x = 180 - 20
2x = 160
x = 160/2
x = 80o
x + 20 = 80 + 20 = 100o
Regards