document.write( "Question 141230: 2x+4y=24
\n" ); document.write( "-15x+10y=-20\r
\n" ); document.write( "\n" ); document.write( "x=? y=?
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Algebra.Com's Answer #102884 by checkley77(12844)\"\" \"About 
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2x+4y=24 multiply this equation by -2.5 & add.
\n" ); document.write( "-15x+10y=-20
\n" ); document.write( "-5x-10y=-60
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\n" ); document.write( "-20x=-80
\n" ); document.write( "x=-80/-20
\n" ); document.write( "x=4 answer.
\n" ); document.write( "2*4+4y=24
\n" ); document.write( "8+4y=24
\n" ); document.write( "4y=24-8
\n" ); document.write( "4y=16
\n" ); document.write( "y=16/4
\n" ); document.write( "y=4 answer.
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