Factor 20x2 + 25x – 12x – 15 by grouping. 1. Group terms with common factors. 2. Factor the GCF from each group. 3. Write the polynomial as a product of binomials. (20x2 – 12x) + (25x– 15) 4x(5x – 3) + 5(5x – 3) (5x – 3)( x + )