Subtracting Polynomials Subtract like terms by changing the signs of the terms being subtracted, and following the rules for adding polynomials.Below are several different ways to attack this example:Example 1: Subtract (2x2 + 4x - 6) from (x2 - 4) Solution: Horizontal Method: Notice the order of this subtraction. Just as is done when subtracting signed numbers, … [Read more...] about Subtracting Polynomials