document.write( "Question 827550: Solve the system, if possible. (If the system is inconsistent, enter INCONSISTENT. If the system is dependent, enter DEPENDENT.)\r
\n" );
document.write( "\n" );
document.write( "2x + 2y + 3z = 20
\n" );
document.write( "3x + y - z = 0
\n" );
document.write( "x + y + 2z = 12 \n" );
document.write( "
Algebra.Com's Answer #498744 by TimothyLamb(4379)![]() ![]() You can put this solution on YOUR website! --- \n" ); document.write( "2x + 2y + 3z = 20 \n" ); document.write( "3x + y - z = 0 \n" ); document.write( "x + y + 2z = 12 \n" ); document.write( "--- \n" ); document.write( "copy and paste the above linear system in standard form into this matrix-method solver: \n" ); document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php \n" ); document.write( "--- \n" ); document.write( "solution: \n" ); document.write( "x = 0 \n" ); document.write( "y = 4 \n" ); document.write( "z = 4 \n" ); document.write( "--- \n" ); document.write( "the system is INDEPENDENT. \n" ); document.write( "--- \n" ); document.write( "system matrix \n" ); document.write( "2 2 3 \n" ); document.write( "3 1 -1 \n" ); document.write( "1 1 2 \n" ); document.write( "--- \n" ); document.write( "inverse of system matrix \n" ); document.write( "-1.5 0.5 2.5 \n" ); document.write( "3.5 -0.5 -5.5 \n" ); document.write( "-1 0 2 \n" ); document.write( "--- \n" ); document.write( "determinant of system matrix = -2 \n" ); document.write( "--- \n" ); document.write( "Solve and graph linear equations: \n" ); document.write( "https://sooeet.com/math/linear-equation-solver.php \n" ); document.write( "--- \n" ); document.write( "Solve quadratic equations, quadratic formula: \n" ); document.write( "https://sooeet.com/math/quadratic-formula-solver.php \n" ); document.write( "--- \n" ); document.write( "Solve systems of linear equations up to 6-equations 6-variables: \n" ); document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php \n" ); document.write( " |