document.write( "Question 1146676: A potting mixture contains 12.0% peat moss and 6.00% vermiculite. How much peat and how much vermiculite must be added to 100kg of this mixture to produce a new mixture having 15.0% peat and 15.0% vermiculite?\r
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Algebra.Com's Answer #767953 by josgarithmetic(39618)\"\" \"About 
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Add p kg of peat moss
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\n" ); document.write( "Wanted: 15% peat moss and 15% vermiculite\r
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\n" ); document.write( "Simplify and solve this system.\r
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\n" ); document.write( "\n" ); document.write( "\"system%280.85p-0.15v=3%2C-0.15p%2B0.85v=9%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"system%2817p-3v=60%2C-3p%2B17v=180%29\"\r
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\n" ); document.write( "\n" ); document.write( "If add corresponding members and simplify that, system to use can be
\n" ); document.write( "\"system%287p%2B7v=120%2C17p-3v=60%29\"\r
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\n" ); document.write( "\n" ); document.write( "If do E1 * 3, and E2 by 7, system is
\n" ); document.write( "\"system%2821p%2B21v=360%2C119p-21v=420%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"p=39%2F7\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28p=5.6%29\"-------kilograms peat moss\r
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\n" ); document.write( "\n" ); document.write( "\"v=%28120-7%2839%2F7%29%29%2F7\"\r
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\n" ); document.write( "\n" ); document.write( "\"v=11%264%2F7\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28v=11.6%29\"----------kilograms vermiculite
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