document.write( "Question 826320: Solve each system of equations:
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document.write( "2x= y+12
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document.write( "3x+2y= -3\r
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document.write( "What I did:
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document.write( "(2x=y+12)2
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document.write( "3x=-2y-3\r
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document.write( " 4x=2y+28
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document.write( "3x=-2y-3 \n" );
document.write( "
Algebra.Com's Answer #498012 by TimothyLamb(4379)![]() ![]() You can put this solution on YOUR website! --- \n" ); document.write( "2x = y + 12 \n" ); document.write( "3x + 2y = -3 \n" ); document.write( "--- \n" ); document.write( "put the system of linear equations into standard form: \n" ); document.write( "--- \n" ); document.write( "2x - y = 12 \n" ); document.write( "3x + 2y = -3 \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 = 3 \n" ); document.write( "y = -6 \n" ); document.write( "--- \n" ); document.write( "system matrix \n" ); document.write( "2 -1 \n" ); document.write( "3 2 \n" ); document.write( "--- \n" ); document.write( "inverse of system matrix \n" ); document.write( "0.28571429 0.14285714 \n" ); document.write( "-0.42857143 0.28571429 \n" ); document.write( "--- \n" ); document.write( "determinant of system matrix = 7 \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( " |