【實用教育app】Math Tutoring Lessons 12|最夯免費app-綠色工廠好玩App

A nifty algebraic technique, so good it deserves two names. The Algebraic or Elimination method hints at both the process and result of the method. In this app, Mr. Defining Wizard explains how to take advantage of this method. Don't forget to check your answers. Solutions should be the same if you use the graphing, substitution, or matrices method.