Answer:
198
Step-by-step explanation:
Think of PEMDAS
square -5 to get 25 and multiply by four
Square 7 to get 49 and multiply by 2
Add these together
The average length for a car would be 189 inches or 15 3/4 inches.
The probability of the black marble will be 35.7% because 100/(9+5) is 7.14 and you multiply that by 5 to get 35.7%.
I’m pretty sure it would be the third option, 162
5y = 4x + 20
- 4x + 5y = 20