Answer:
How much is a comic book?
Step-by-step explanation:
Answer: The rule (x,y)=(y,-x) describes the
transformation
Step-by-step explanation:.........bc
Answer:
13
Step-by-step explanation:
The sum of polynomials involves adding the polynomials
The other polynomial is 
The sum of the polynomials is given as:

One of the polynomials is given as:

Represent the other polynomial with Q.
So, we have:

Substitute the expressions for P and Sum

Make Q the subject

Evaluate like terms

Hence, the other polynomial is 
Read more about polynomials at:
brainly.com/question/1487158