\"\"

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The system of equations are \"\", \"\" and \"\".

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Write the equations into matrix form \"\", where \"\" is coefficient matrix, \"\" is variable matrix and \"\" is constant matrix.

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\"\".

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Cramer\"\"s rule: Solution of the system of equations \"\", \"\" and \"\" for \"\".

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Co-efficient matrix \"\".

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Caluculate the determinant of matrix \"\".

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\"\"

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\"\"

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\"\"

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\"\"

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\"\"

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\"\".

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\"\"

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Find \"\".

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\"\"

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\"\"

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\"\"

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\"\"

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\"\"

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\"\".

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Find \"\".

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\"\"

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\"\"

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\"\"

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\"\"

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\"\" 

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\"\".

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Find \"\".

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\"\"

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\"\"

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\"\"

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\"\"

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\"\"

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\"\"

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\"\".

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The solution of the system of equations is \"\".\"\"

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Check solution for \"\"-values.

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The equations are \"\", \"\" and \"\".

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Case (i):

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\"\"                                    (First equation)

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\"\"                        (Substitute \"\",  \"\" and \"\")

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\"\"                                   (Multiply)

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\"\"                                                  (Substitute: \"\")

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Case (ii):

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\"\"                                 (Second equation)

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\"\"                      (Substitute \"\",  \"\" and \"\")

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\"\"                                    (Multiply)

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\"\"                                                  (Substitute: \"\")

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Case (iii):

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\"\"                                    (Third equation)

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\"\"                         (Substitute \"\",  \"\" and \"\")

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\"\"                                          (Multiply)

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\"\"                                                         (Substitute: \"\")

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\"\"

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The solution of the system of equations is \"\".