document.write( "Question 384723: The line 3x+4y=15 intersects the curve 2xy=9 at A and B. Find
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Algebra.Com's Answer #272345 by Fombitz(32388)\"\" \"About 
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1.\"3x%2B4y=15\"
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\n" ); document.write( "From eq. 2,
\n" ); document.write( "\"4y=18%2Fx\"
\n" ); document.write( "Substitute into eq. 1,
\n" ); document.write( "\"3x%2B18%2Fx=15\"
\n" ); document.write( "\"3x%5E2%2B18=15x\"
\n" ); document.write( "\"x%5E2-5x%2B6=0\"
\n" ); document.write( "\"%28x-2%29%28x-3%29=0\"
\n" ); document.write( "Two solutions:
\n" ); document.write( "\"x-2=0\"
\n" ); document.write( "\"x=2\"
\n" ); document.write( "Then,
\n" ); document.write( "\"2%282%29y=9\"
\n" ); document.write( "\"y=9%2F4\"
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\n" ); document.write( "\"x-3=0\"
\n" ); document.write( "\"x=3\"
\n" ); document.write( "Then,
\n" ); document.write( "\"2%283%29y=9\"
\n" ); document.write( "\"y=3%2F2\"
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\n" ); document.write( "Now that you have the coordinate, use the distance formula to find the distance between them.
\n" ); document.write( "\"D%5E2=%28x%5B2%5D-x%5B1%5D%29%5E2%2B%28y%5B2%5D-y%5B1%5D%29%5E2\"
\n" ); document.write( "\"D%5E2=%283-2%29%5E2%2B%283%2F2-9%2F4%29%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"D%5E2=1%2B%286%2F4-9%2F4%29%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"D%5E2=1%2B%28-3%2F4%29%5E2\"
\n" ); document.write( "\"D%5E2=1%2B9%2F16\"
\n" ); document.write( "\"D%5E2=16%2F16%2B9%2F16\"
\n" ); document.write( "\"D%5E2=%2816%2B9%29%2F16\"
\n" ); document.write( "\"D%5E2=25%2F16\"
\n" ); document.write( "\"highlight%28D=5%2F4%29\"
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