Answer:
C. 8a - 36
Step-by-step explanation:
a + 3a - 4(9-a)
a + 3a - 36 + 4a
8a - 36
A= 30
A= a+b over 2
h= 5+15 over 2 times that by 3 to get 30
Answer: If x =7, then x + 2 = 9 and x + 4 = 11. These are your three consecutive odd integers.