Let's talk about the 4 methods that you should know when we are solving a 2 by 2 system of equations and they get increasingly easier. They are by graphing, substitution, elimination, and Cramer's rule. These methods of solving a system of linear equations will help you with your algebra and precalculus classes. Subscribe for more algebra and precalculus tutorials.

Shop my math t-shirts & hoodies on Amazon: 👉 https://amzn.to/3qBeuw6
-----------------------------
I help students master the basics of math. You can show your support and help me create even better content by becoming a patron on Patreon 👉   / blackpenredpen  . Every bit of support means the world to me and motivates me to keep bringing you the best math lessons! Thank you!
-----------------------------
#math #algebra #mathbasics
0:00 4 ways of solving a 2x2 system of equations
0:09 Solving a system of equations by graphing
3:02 Solving a system of equations by substitution
6:06 Solving a system of equations by elimination
8:29 Solving a system of equations by Cramer's rule