Answer: -4c+12
all real numbers
Step-by-step explanation:
Yes, it is better to switch your choice.
At first, you had a 1/3 chance of wining a car.
Then the professor eliminated an option.
Now you are left with either a goat or a car.
Now instead of having a 1/3 chance, you have a 1/2 chance of selecting the car.
This is famous for the Monty Hall Problem: https://www.youtube.com/watch?v=mhlc7peGlGg
Answer:
66
Step-by-step explanation:
Lets say the number is x
So the equation follows : 2x-2=x+64
2x=x+66
x=66