Alright, the ray bisects the angle, meaning each side has a value half of the measure of the original angle. Since PQR is 82º, both halves equal 41º. So, since (10x+1) is one of those two halves, we know 10x+1=41. Now, we just solve. 10x+1=41 -1 -1 10x=40 /10 x=4º
