4. (a) Subtract 4a – 7ab + 3b + 12 from 12a – 9ab + 5b – 3 4. (a) Subtract 4a – 7ab + 3b + 12 from 12a – 9ab + 5b – 3 October 11, 2020 Category: Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related