Linear Equations - Algebra

Struggling with non-linear simultaneous equations? 🤔 This video provided a walkthrough on one example and the same steps are used for any and all non linear simultaneous equations. ✅ But what makes an equation non-linear? Because we have squared terms here for our circle equation that makes it non-linear or more generally if we have an x multiplying a y or in other words if our two variables are multiplying each other this is also considered a non linear simultaneous equation. If this video hel