GCSE Secondary Maths Age 13-17 - Algebra: Simultaneous Equations - Explained

The video tutorial explains how to solve a pair of simultaneous equations by eliminating variables. The teacher demonstrates the process of eliminating X, solving for Y, and then substituting Y back into the original equation to find X. The tutorial emphasizes understanding the mechanical routine of solving such equations and highlights the marking scheme for the problem.

Which equation is chosen to substitute the value of Y back to find X?

What are the final values of X and Y after solving the simultaneous equations?