The domain is the set of all real numbers.
The range is the set of all real numbers.
The answer is b. There is a proof, but it is easily got by proving the other cases wrong.
Answer: B. 3n + 9
Step-by-step explanation:
there are 3 with an unknown value so it is 3n and there are 9 pieces that are each equal to 1 witch makes it 3n+9. hope this helps have a good day
Answer:
-139
Step-by-step explanation:
23-162=
-139
