How do you add & subtract polynomials? What method do you use to multiply polynomials? Its just a couple sentences thx

For subtraction its the same formation with addition just subtracting

If you are still unsure comment down below

Step-by-step explanation:

answer: 1,380

step-by-step explanation:

1: you turn %15 into a decimal by moving the decimal point two places to the left.

2: and then you multiply .15 by 1,200 , which will get you 180.00

3: from there you will add 180 to 1,200

4: which will get you 1,380

hope it *im kind of slow so idk if my answer is right*