A and d seem correct to me.
b and c are definitely wrong.
Answer:
This is your answer.. you add exponents
Answer:
y= 3/2x+40
Step-by-step explanation:
y= rise/run+ y-intercept
Answer: 
Step-by-step explanation:
We have given the numbers = 2,0,1,9
We can use addition and subtraction operation to the given numbers such that the answer will be equals to 6.
We can add 2 ,0 and 1 and then subtract from 9 , we will get 6.
So the required expression can be

hence, the required expression can be 
Answer:
1/12
Step-by-step explanation:
3/36 can easily be simplified into 1/12 you're welcome :)