document.write( "Question 397216: Solve by elimination method\r
\n" ); document.write( "\n" ); document.write( "6x-9y=13.5
\n" ); document.write( "7y-2x=-6.5
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Algebra.Com's Answer #281571 by mananth(16946)\"\" \"About 
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6x-9y=13.5................1
\n" ); document.write( "7y-2x=-6.5................2\r
\n" ); document.write( "\n" ); document.write( "...
\n" ); document.write( "multiply (2) by 3
\n" ); document.write( "21y-6x=-19.5
\n" ); document.write( "add to (1)
\n" ); document.write( "21y-9y=-19.5+13.5
\n" ); document.write( "12y=-6
\n" ); document.write( "/12
\n" ); document.write( "y=-1/2
\n" ); document.write( "...
\n" ); document.write( "plug value of y in 1
\n" ); document.write( "6x-9*1/2=13.5
\n" ); document.write( "6x=13.5-4.5
\n" ); document.write( "6x=9
\n" ); document.write( "x=1.5\r
\n" ); document.write( "\n" ); document.write( "...
\n" ); document.write( "m.ananth@hotmail.ca
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