2+1/3n=8 is the answer, I believe.
Answer:
Step-by-step explanation:
1 and 2 are vertical angles
I am assuming this is a triangle.....P = a + b + c
P = 2a - 3 + 2a + 3a + 1....combine like terms
P = 7a - 2 <==
The answer for this equation is A
Answer: 3
Step-by-step explanation: