How many solutions of the equation 2x + 1 = x – 3 are there on the Cartesian plane? How many solutions of the equation 2x + 1 = x – 3 are there on the Cartesian plane? June 29, 2021 Category: Chapter 4 - Linear Equations in Two Variables , Maths , NCERT Class 9 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related