document.write( "Question 771354: 3x-y=18
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document.write( "x+2y=13\r
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document.write( "Solve use elimination method \n" );
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Algebra.Com's Answer #470138 by oscargut(2103)![]() ![]() You can put this solution on YOUR website! 3x-y=18 \n" ); document.write( "x+2y=13\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "If we multiply the first equation by 2:\r \n" ); document.write( "\n" ); document.write( "6x-2y=36 \n" ); document.write( "x+2y=13\r \n" ); document.write( "\n" ); document.write( "Adding:\r \n" ); document.write( "\n" ); document.write( "7x = 49\r \n" ); document.write( "\n" ); document.write( "x = 7 \n" ); document.write( "y = 3\r \n" ); document.write( "\n" ); document.write( "You can ask me more at: mthman@gmail.com\r \n" ); document.write( "\n" ); document.write( "Thanks \n" ); document.write( " \n" ); document.write( " |