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 \n" );
document.write( "
Algebra.Com's Answer #234721 by ankor@dixie-net.com(22740) You can put this solution on YOUR website! \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 \n" ); document.write( ": \n" ); document.write( "7x - 5x = 10 + 7 \n" ); document.write( ": \n" ); document.write( "2x = 17 \n" ); document.write( "x = \n" ); document.write( "x = 8.5 \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "Check solution in original problem; \n" ); document.write( "replace x with 8.5 \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "calculate to decimals \n" ); document.write( ".714 = .714; confirms solution \n" ); document.write( " |