document.write( "Question 31297: Can u help me find x and y?
\n" ); document.write( "3y=4x-9
\n" ); document.write( "2x-3y=4
\n" ); document.write( "

Algebra.Com's Answer #17960 by mukhopadhyay(490)\"\" \"About 
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3y=4x-9\r
\n" ); document.write( "\n" ); document.write( "Substituting 3y in the other equation, we get
\n" ); document.write( "2x-(4x-9)=4
\n" ); document.write( "=>2x-4x+9=4
\n" ); document.write( "=>-2x=-5
\n" ); document.write( "=>x=5/2\r
\n" ); document.write( "\n" ); document.write( "Put the value of x in any equation to get y
\n" ); document.write( "3y=4(5/2)-9
\n" ); document.write( "=>3y=10-9
\n" ); document.write( "=>y=1/3\r
\n" ); document.write( "\n" ); document.write( "Verification:
\n" ); document.write( "2x-3y=2(5/2)-3(1/3)=5-1=4 (matches)
\n" ); document.write( "4x-3y=4(5/2)-3(1/3)=10-1=9 (matches)
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