How do you simplify #(8a + 1) ( 2a - 3) - ( 4a - 5)^{2}#? Algebra Polynomials and Factoring Factorization of Quadratic Expressions 1 Answer Dean R. Apr 23, 2018 I use FOIL: #(8a+1)(2a -3)-(4a -5)^2##= 16 a^2 - 24 a + 2a -3 - (16a^2 - 40a + 25)##=18 a - 28# Answer link Related questions How do you factor trinomials? What is factorization of quadratic expressions? How do you factor quadratic equations with a coefficient? What are some examples of factoring quadratic expressions? How do you check that you factored a quadratic correctly? How do you factor #x^2+16x+48#? How do you factor #x^2-9x+20#? Question #3fdac How do you factor #8+z^6#? There is no GCF to be factor out, so is there another method to complete this? How do you factor #2t^2+7t+3#? See all questions in Factorization of Quadratic Expressions Impact of this question 1250 views around the world You can reuse this answer Creative Commons License