How to do this Factorize x - x-156 Share with your friends Share 0 Varun.Rawat answered this I think your given expression is,x2 - x - 156Here is the solution. x2 - x - 156=x2 - 13x + 12x - 156=xx - 13 + 12x - 13=x + 12x - 13 0 View Full Answer Shreya Deshmukh answered this its factors can be 13and 12.As 13*12=156and 13-12=1 0