Answer:
Each number increases by 3.
Answer:
9t + 8
Step-by-step explanation:
9t + (5+3)
Think of it like this. You have 9 oranges, 5 grapes, and 3 grapes. How many grapes and oranges do you have?
Math wise, we will have t representing oranges, and the normal numbers representing grapes. All you have to do is combine them using whatever sign separates them. If you need more help, let me know.
Yes, it is fairly reasonable... if you round it..
however, if you want exact calculations, then it might not be so reasonable, because it will go over the total amount
so if you round it, then yes it is fairly reasonable
Answer:

Step-by-step explanation:
We have given two function f(x) and g(x)
We need to operate 
Substituting the values in the above format we will get
after opening the parenthesis we will get

We will get after simplification the above expression
Addition of these two functions give us a quadratic expression means an expression with degree or highest exponent two.