document.write( "Question 1073797: 3y-4x=9,-3y-2x=9 \n" ); document.write( "
Algebra.Com's Answer #688629 by ikleyn(52781)\"\" \"About 
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document.write( " 3y - 4x = 9,\r\n" );
document.write( "-3y - 2x = 9.\r\n" );
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document.write( "Add the two equations and see what will happen.\r\n" );
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\n" ); document.write( "\n" ); document.write( "This miracle is called the Elimination method.\r
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\n" ); document.write( "\n" ); document.write( "On the Substitution method, Elimination method, Determinants' method for solving the systems of two linear equations
\n" ); document.write( "in two unknowns see the lessons \r
\n" ); document.write( "\n" ); document.write( "    - Solution of the linear system of two equations in two unknowns by the Substitution method \r
\n" ); document.write( "\n" ); document.write( "    - Solution of the linear system of two equations in two unknowns by the Elimination method \r
\n" ); document.write( "\n" ); document.write( "    - Solution of the linear system of two equations in two unknowns using determinant \r
\n" ); document.write( "\n" ); document.write( "    - Geometric interpretation of the linear system of two equations in two unknowns \r
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\n" ); document.write( "\n" ); document.write( "Also, you have this free of charge online textbook in ALGEBRA-I in this site\r
\n" ); document.write( "\n" ); document.write( "    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.\r
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\n" ); document.write( "\n" ); document.write( "The referred lessons are the part of this online textbook under the topic \"Systems of two linear equations in two unknowns\".\r
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