Question

To subtract two rational expressions that have a common denominator, you simply _____ the numerators.

Answer 1

The answer is subtract.

For example:


`(3x^2 - 3)/(x+2) - (x^2+6)/(x+2)`


`(3x^2 - 3-x^2-6)/(x+2)`


`(2x^2-9)/(x+2)`