document.write( "Question 179212: Find s and w.\r
\n" ); document.write( "\n" ); document.write( "(s-w)27=540
\n" ); document.write( "(s+w)15=540
\n" ); document.write( "

Algebra.Com's Answer #134160 by checkley75(3666)\"\" \"About 
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(s-w)27=540
\n" ); document.write( "27s-27w=540
\n" ); document.write( "(s+w)15=540
\n" ); document.write( "15s+15w=540
\n" ); document.write( "27s-27w=15s+15w
\n" ); document.write( "27s-15s=15w+27w
\n" ); document.write( "12s=42w
\n" ); document.write( "s=42w/12
\n" ); document.write( "(42w/12-w)27=540
\n" ); document.write( "(42w*27)/12w-27w=540
\n" ); document.write( "1134w/12-27w=540
\n" ); document.write( "1134/12-27w*12/12=540
\n" ); document.write( "1134w/12-324w/12=540
\n" ); document.write( "810w/12=540
\n" ); document.write( "810w=540*12
\n" ); document.write( "810w=6480
\n" ); document.write( "w=6480/810
\n" ); document.write( "w=8 ans.
\n" ); document.write( "s=42*8/12
\n" ); document.write( "s=336/12
\n" ); document.write( "s=28 ans.
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