Related Post: X 3 4x 28 3 X 7 )+ 4x 28 3 3x 4 )=- 4x 28 3x 3 4x 2 28x 16 X 3 7x 2 4x 28 4x 3 X 28 7x 15 X^3-7x^2+4x-28 Factored X 3 4x 2 25x 28 X 3 4x 5x 2 28x 4x 3 X 8 28x 2 15