Answer: 12.9
Step-by-step explanation: When any number is in parenthesis, you multiply it by the other numbers/variables.
Answer:
34.3948
Step-by-step explanation:

The answer is n=10 I already did this
5 1/2×2 1/3
5 1/2=11/2
2 1/3=7/3
11/2×7/3=77/6
77/6= 12 5/6
The answer is D.
Word Form: Three hundred fourteen thousand two hundred seven
Expanded Form: 300,000 + 10,000 + 4,000 + 200 + 7