How do you solve #12(x -4)-(x+2)=(x+2)(x-4)#? Algebra Quadratic Equations and Functions Comparing Methods for Solving Quadratics 1 Answer Noah G May 12, 2016 First, distribute. Explanation: #12x - 48 - x - 2 = x^2 + 2x - 4x - 8# #0 = x^2 - 13x + 40# #0 = (x - 8)(x - 5)# #x = 8 and 5# Hopefully this helps! Answer link Related questions What are the different methods for solving quadratic equations? What would be the best method to solve #-3x^2+12x+1=0#? How do you solve #-4x^2+4x=9#? What are the two numbers if the product of two consecutive integers is 72? Which method do you use to solve the quadratic equation #81x^2+1=0#? How do you solve #-4x^2+4000x=0#? How do you solve for x in #x^2-6x+4=0#? How do you solve #x^2-6x-16=0# by factoring? How do you solve by factoring and using the principle of zero products #x^2 + 7x + 6 = 0#? How do you solve #x^2=2x#? See all questions in Comparing Methods for Solving Quadratics Impact of this question 1227 views around the world You can reuse this answer Creative Commons License