Answer: m∠OPQ + (2x + 16)° = 180°
Step-by-step explanation:
Opposite angles of a cyclic quadrilateral are supplementary.
Answer:
Step-by-step explanation:

Answer:
5
Step-by-step explanation:
hope this helps
8y-9-4y+5=12y-4-5y
4y-4= 7y-4
Add 4 to both sides
4y=7y. The only answer is 0