Answer:
linear pair means the sum of the angles equal 180 degrees. therefore,
3x - 12 + 7x + 2 = 180
10x - 10 = 180
10x = 190
x = 19
finally, substituting this back to angle 1 and 2:
Angle 1: 3(19) - 12 = 45 degrees
Angle 2: 7(19) + 2 = 135 degrees
Step-by-step explanation:
