These InterAct Math tutorial exercises correspond to the odd-numbered exercises found in the section called Exercise Set in your textbook.
The InterAct exercises on this Web site will only work on Windows computers. Be sure you have the appropriate InterAct PlugIn installed before proceeding. If it is not yet installed, download the plugin from the InterAct Math Download Site.
Section 3.1 Systems of Equations in Two Variables
Section 3.2 Solving by Substitution or Elimination
Section 3.3 Applications and Models Using Systems of Two Equations
Section 3.4 Systems of Equations in Three Variables
Section 3.5 Applications Using Systems of Three Equations
