Answer:
a. 
Step-by-step explanation:
Given that

Now
if one is added i.e.

Now let us assume the other polynomial be x
So,


Parentheses
Exponents
Multiply/Divide
Add/Subtract
Answer: $4.20
Step-by-step explanation:
Answer:
A and c
Step-by-step explanation:
I took the test
In the given equation above, it can be deduced that 2 subtracted from 3 times Yuri's age is equal to the age of Karina which was given to be twelve. This statement is similar to that which is given in the choice number four. Thus, the answer is D.