document.write( "Question 297205: What is the X and Y of the equation 5x+y=9 10x-7y=-18 by doing elimination? \n" ); document.write( "
Algebra.Com's Answer #214022 by faceoff57(108)\"\" \"About 
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5x + y = 9
\n" ); document.write( "10x- 7y = -18\r
\n" ); document.write( "\n" ); document.write( "7(5x + y = 9)\r
\n" ); document.write( "\n" ); document.write( "35x + 7y = 63
\n" ); document.write( "10x - 7y = -18\r
\n" ); document.write( "\n" ); document.write( "45x = 45
\n" ); document.write( "x = 1\r
\n" ); document.write( "\n" ); document.write( "5(1) + y = 9
\n" ); document.write( "5 + y = 9
\n" ); document.write( "y = 4
\n" ); document.write( "
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