3x+17 = 4x-8
x = 25
Now we can find the measure of angle 2 by looking at the center triangle.
46, 3x+17, and angle 2 are the three angles. The sum of the angles must equal 180 since it is a triangle. Plug 25 into 3x+17 to get 92. Now solve for angle 2
180 - 46 - 92 = 42
