document.write( "Question 1205512:  Hi
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document.write( "Tom and John paid for a present in the ratio of 7 to 4 respectively. In doing so John spent a quarter of his money and Tom had $99 left. If the ratio of the amount of Tom's money to John's money was 5 to 2 respectively before they bought the present, how much did the present cost. 
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document.write( "Thanks \n" );
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| Algebra.Com's Answer #842370 by josgarithmetic(39630)      You can put this solution on YOUR website! \r\n" ); document.write( "PERSON ORIGINAL SPENT REMAINING MONEYS\r\n" ); document.write( "Tom t x 99\r\n" ); document.write( "John j j/4 3j/4\r\n" ); document.write( " \n" ); document.write( "Ratio tom to john before any spending \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Ratio of money remaining for each after spending \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Tom's remaining money, 99. \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "System of equations \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( ".\r \n" ); document.write( "\n" ); document.write( ".\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Substituting for t, \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( ".\r \n" ); document.write( "\n" ); document.write( ".\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "What the present cost: \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "\n" ); document.write( " |