document.write( "Question 1201373: Hi. How can I solve this? Thanks.
\n" ); document.write( "Both Mr Gan and Mr Koon received a salary every month. Last month, Mr Gan's salary was 9/10 of Mr Koon's salary. This month, Mr Gan's salary decreased by $220 while Mr Koon's salary increased by $200. In the end, Mr Gan's salary was 7/10 of Mr Koon's salary. What was Mr Gan's salary last month? \n" ); document.write( "
Algebra.Com's Answer #835697 by josgarithmetic(39620)\"\" \"About 
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document.write( "              Lastmonth          Thismonth\r\n" );
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document.write( "Gan            0.9k              0.9k-220\r\n" );
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document.write( "Koon            k                 k+200\r\n" );
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\n" ); document.write( "\n" ); document.write( "\"In the end\" must mean, \"This Month\".\r
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\n" ); document.write( "\n" ); document.write( "\"0.9k-220=%287%2F10%29%28k%2B200%29\"----------literally according to the description. \r
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\n" ); document.write( "Use found k to evaluate 0.9k. \n" ); document.write( "
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