document.write( "Question 327717: I need help solving please.\r
\n" ); document.write( "\n" ); document.write( "x-1/x+2 = 5/7\r
\n" ); document.write( "\n" ); document.write( "Thank you
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Algebra.Com's Answer #234721 by ankor@dixie-net.com(22740)\"\" \"About 
You can put this solution on YOUR website!
\"%28x-1%29%2F%28x%2B2%29+=+5%2F7+\"
\n" ); document.write( "we can cross multiply here
\n" ); document.write( "7(x-1) = 5(x+2)
\n" ); document.write( ":
\n" ); document.write( "7x - 7 = 5x + 10
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\n" ); document.write( "7x - 5x = 10 + 7
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\n" ); document.write( "2x = 17
\n" ); document.write( "x = \"17%2F2\"
\n" ); document.write( "x = 8.5
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\n" ); document.write( "Check solution in original problem; \"%28x-1%29%2F%28x%2B2%29+=+5%2F7+\"
\n" ); document.write( "replace x with 8.5
\n" ); document.write( "\"%288.5-1%29%2F%288.5%2B2%29+=+5%2F7+\"
\n" ); document.write( "\"%287.5%29%2F%2810.5%29+=+5%2F7+\"
\n" ); document.write( "calculate to decimals
\n" ); document.write( ".714 = .714; confirms solution
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