Evaluate Determinant using Minors and Cofactors using the Personal Algebra Tutor ®

Main Screen:
Solve Systems of Linear Equations

1. In Task Box, select
   Solve a Systems of Linear Equations
2. In Solution Methods box, select only if required
3. Click on the
   Get Equation button

Takes you to Input screen.

Equations input screen

1. Select number of equations
2. Click in Equation 1, 2, 3 text boxes.
   Enter equations
3. Select
   "Use Determinants,
   Cramer's Rule".
4. Click on the
   Solve button

Equations input screen: Solution shown.

1. Shows solution
2. Click on the
   Show Output button

See Detailed Solution
Using Determinants,
Minors and Cofactors

Solution: Systems of
3 Linear Equations
Using Determinants