document.write( "Question 771354: 3x-y=18
\n" ); document.write( "x+2y=13\r
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\n" ); document.write( "\n" ); document.write( "Solve use elimination method
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Algebra.Com's Answer #470138 by oscargut(2103)\"\" \"About 
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3x-y=18
\n" ); document.write( "x+2y=13\r
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\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
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