Find the missing angle measure, arc measure of solve for x. Show all work!

Answer:
m∠SRT = 47°
Step-by-step explanation:
The measure of an inscribed angle is 1/2 the measure of the intercepted arc.
So,
16x - 1 = 1/2(30x + 4) = 15x + 2
x - 1 = 2
x = 3
m∠SRT = 16(3) - 1 = 48 - 1 = 47