Answer:
Option 2
24(2) = 48
24+ 12= 36
48 + 36 + 96 = 180
96 + 2x + (x + 12) = 180
-96 -96
2x + (x + 12) = 84
-2x -2x
x + 12 = 84 - 2x
-x -x
12 = 84 - 3x
-84 -84
-72 = -3x
divide by -3 on both sides
24 degrees = x
