Question

The measure of Angle 1 is 30 degrees less than twice the measure of Angle 2. What is the measure of Angle 1? What is the measure of Angle 2?

Answer 1

angle 1 = 2x - 30
angle 2 = x

2x - 30 = x
2x - x = x
x - 30 = 0
0 + 30 = 30
x = 30