Answer: 
Step-by-step explanation:

f of g of x means "function f, replace x by the value of g of x"

Answer:
The answer is D.
Step-by-step explanation:
Distributive Property
4x3=12
4x7=28
28+12=40
Consecutive numbers differ by one. So, if
is the first, the three numbers are

The sum of the first and third integer is

Answer:
Step-by-step explanation:
Answer:
i don't know this type of work.
Step-by-step explanation:
i'm only in 10th grade