Systems of Equations, their Solutions, and Solving a System by Graphing and / or Substitution: 3 page visual interactive "doodle notes" set - When students color or doodle in math class, it activates both hemispheres of the brain at the same time. There are proven benefits of this cross-lateral brain activity:- new learning- relaxation (less math anxiety)- visual connections- better memory & retention of the content!Students fill in the sheets, answer the questions, and color, doodle or emb