document.write( "Question 820196: what is that answer to 2x+3y=12 4x=10+y when solving by elimination
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Algebra.Com's Answer #495717 by TimothyLamb(4379)![]() ![]() You can put this solution on YOUR website! --- \n" ); document.write( "2x + 3y = 12 \n" ); document.write( "4x = 10 + y \n" ); document.write( "--- \n" ); document.write( "put the system of linear equations into standard form \n" ); document.write( "--- \n" ); document.write( "2x + 3y = 12 \n" ); document.write( "4x - y = 10 \n" ); document.write( "--- \n" ); document.write( "copy and paste the above standard form linear equations in to this matrix-method solver: \n" ); document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php \n" ); document.write( "--- \n" ); document.write( "answer by matrix method: \n" ); document.write( "x= 3 \n" ); document.write( "y= 2 \n" ); document.write( "--- \n" ); document.write( "--- \n" ); document.write( "now by elimination: \n" ); document.write( "--- \n" ); document.write( "2x + 3y = 12 \n" ); document.write( "12x - 3y = 30 \n" ); document.write( "--- \n" ); document.write( "add: \n" ); document.write( "14x = 42 \n" ); document.write( "x = 3 \n" ); document.write( "2*3 + 3y = 12 \n" ); document.write( "6 + 3y = 12 \n" ); document.write( "3y = 6 \n" ); document.write( "y = 2 \n" ); document.write( "--- \n" ); document.write( "answer by elimination: \n" ); document.write( "x= 3 \n" ); document.write( "y= 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( " |