Simultaneous equations like 𝒚 = 2𝒙 - 1 and 𝒚 = 𝒙 + 1 can be represented graphically. To solve the equations graphically, the two lines 𝒚 = 𝒙 + 1 and 𝒚 = 2𝒙 - 1 are drawn on the same diagram.

Systems of equations are sets of multiple equations that share common variables and are solved simultaneously. Mastering the various methods for solving these systems is crucial to understanding ...

Excel can solve equations through several of its mathematical functions, but the single Excel tool that works on the largest variety of equations is the program's Solver Add-in. This tool reads an ...

This KS3 or GCSE PowerPoint activity has a couple of simple slides showing what we mean by solving simultaneous equations, and how to solve them graphically. There are some questions and answers at ...