document.write( "Question 486358: In a collection of 60 coins, the number of half dollars is 1/3 the number of dimes. The number of quarters is 10 less than the number of dimes, find the value of the collection.\r
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document.write( "I am having difficulty dividing the 1/3. Somewhere I am missing a step. I know:\r
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document.write( "D divided 1/3= half dollars
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document.write( "D - 10 = Quarters\r
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document.write( "how do I solve D with the 1/3rd fraction? \n" );
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Algebra.Com's Answer #332431 by mananth(16946)![]() ![]() You can put this solution on YOUR website! In a collection of 60 coins, the number of half dollars is 1/3 the number of dimes. The number of quarters is 10 less than the number of dimes, find the value of the collection.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "total coins ---- 60\r \n" ); document.write( "\n" ); document.write( "dimes = x \n" ); document.write( "half dollar = (1/3)*x \n" ); document.write( "Quarters ----(x-10)\r \n" ); document.write( "\n" ); document.write( "x+x/3 + x-10=60\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "\n" ); document.write( "whenever you have such an addition of fraction the simplest step I will try to teach you \n" ); document.write( "Find the LCD of the denominator and multiply the entire equation by the LCD.\r \n" ); document.write( "\n" ); document.write( "Here the LCD is 3\r \n" ); document.write( "\n" ); document.write( "3*2x+(x/3)*3 -10*3=60*3 \n" ); document.write( "6x+x-30=180 \n" ); document.write( "7x-30=180 \n" ); document.write( "7x= 210 \n" ); document.write( "/7 \n" ); document.write( "x=30 the number of dimes\r \n" ); document.write( "\n" ); document.write( "Half dollar = 30 * x/3= 10 \r \n" ); document.write( "\n" ); document.write( "quarter = x-10 ==> 30-10=20\r \n" ); document.write( "\n" ); document.write( "m.ananth@hotmail.ca\r \n" ); document.write( "\n" ); document.write( " \r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |