By the intersecting chords theorem, you have

Answer:
10
Step-by-step explanation:
14+14+18+18+22=86
6*16=96
96-86=10
-19/15
you multiply boh sides by the other denomonater
-10 and -9
15 15
2x + 3(6) = 36
2x + 18 = 36
2x = 18
x = 9
answer: each bracelet costs $9
Answer:
O= 90 because it is a right angle, 360 degrees (which is the whole circle) minus (50+90), equals 220.