How to Solve Linear Equations Graphically

Your graphing calculator can do lots of amazing things, even solve equations graphically. Young mathematicians learn to solve linear equations by using a graphing calculator. The informative YouTube video shows them how to apply the Zero and Intercept functions on the calculator to accomplish the task.

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CCSS: Adaptable
Instructional Ideas

  • Have learners each come up with linear expression and then pair up to solve an equation with each expression on every side of the equation
Classroom Considerations

  • Assumes students have TI-84 calculators, but others work as well
  • Scholars should know what it means to solve an equation
Pros

  • Shows how to input equations into the calculator and how to use graphing calculator functions
Cons

  • Not an accurate depiction of how instructors teach solving linear equations in high school classrooms
Common Core