1.5.54 Systems of Algebraic Equations

Condition: Solve the system using the reverse matrix and by Kramer formulas. \ [\ left \ {\ begin {array} {c} 3 x_ {1}+x_ {2} -x_ {3} = 10 \\ -3 x_} +3 x_ {2} +2 x_ {3} = 8 \\ 5 x_} +2 x_ {2} +8 +8 +8 +8 +8 +8 +8 +8 +8 +8 +8 +8 +8 +8 +8 +8 +8 +8 +8 +8 +8 +8 +8 +8 +8 +8 X_ {3} =-1 \ END {Array} \ Right. \]

Solving Systems of Algebraic Equations by the Methods of Gauss, Jordan-Gauss, Cramer and Using the Inverse Matrix. Homogeneous and non-Homogeneous Systems of Equations.