Question

subtract 9x²-13x²+14x-7 from 9x²-13x+19

Answer 1

9x^2 - 13x^2 + 14x - 7-(9x^2 - 13x +19) =9x^2 - 13x^2 + 14x - 7 - 9x^2 +13x -19

                                                                = -13x^2 + 27x - 26

hope it helps!!