Subtracting+Polynomials

What are the steps to subtracting polynomials?
The first step is layout our problem to see the x's the x's squared and the numbers. Subtract the x's from the x's, the x's squared from the x's squared and the numbers from numbers. Then put it back together again.

How are adding and subtracting polynomials alike.
They are alike because you have to group the x's with the x's and so one

How are adding and subtracting polynomials diferent?
Because one you add together and the other you subtract them