Answer:
m∠QPR = 40
Step-by-step explanation:
PQ ⊥ PS
So, m∠QPS = 90
m∠QPS = m∠QPR + m∠RPS
m∠QPR + m∠RPS = 90
7x - 9 + 4x + 22 = 90
11x + 13 = 90
11x = 90-13
11x = 77
x = 77/11
x = 7
m∠QPR = 7x - 9 = 7*7 - 9 = 49 - 9 = 40
hope it's helpful to you
