42. If AB + 7C = 102, where B ≠ 0, C ≠ 0, then A + B + C = 14. 42. If AB + 7C = 102 c ≠ 0 then A + B + C = 14. where B ≠ 0 August 11, 2021 Category: Chapter 16 - Playing with Numbers , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related