How do you factor #3ab-15ac+4bd-20cd#? Algebra Polynomials and Factoring Factoring Completely 1 Answer Ananda Dasgupta Apr 14, 2018 #(3a+4d)(b-5c)# Explanation: #\color(red)(3ab-15ac)+4bd-20cd = color(red)(3a(b-5c)) + 4d(b-5c)# #qquad = (color(red)(3a)+4d)(b-5c)# Answer link Related questions What is Factoring Completely? How do you know when you have completely factored a polynomial? Which methods of factoring do you use to factor completely? How do you factor completely #2x^2-8#? Which method do you use to factor #3x(x-1)+4(x-1) #? What are the factors of #12x^3+12x^2+3x#? How do you find the two numbers by using the factoring method, if one number is seven more than... How do you factor #12c^2-75# completely? How do you factor #x^6-26x^3-27#? How do you factor #100x^2+180x+81#? See all questions in Factoring Completely Impact of this question 1592 views around the world You can reuse this answer Creative Commons License