document.write( "Question 1011882: Ryan can do a job in 12 days. After he has worked for 4 days he is joined by Sandy. The finish the job together in 2 more days. How long will it take Sandy to do the whole job alone? \n" ); document.write( "
Algebra.Com's Answer #627693 by josgarithmetic(39618)\"\" \"About 
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RT=J relates each person's rate, time, amount of work or amount of job.
\n" ); document.write( "Rate unit is JOB/DAYS.\r
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\n" ); document.write( "\n" ); document.write( "Ryan's rate, \"1%2F12\"
\n" ); document.write( "Sandy's rate, \"1%2Fx\", you do not know and must solve this.
\n" ); document.write( "Combined rate, \"1%2F12%2B1%2Fx\"\r
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\n" ); document.write( "\n" ); document.write( "Ryan worked alone 4 days, and then Ryan & Sandy worked together for 2 days, and the job was finished (1 whole job).\r
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\n" ); document.write( "\n" ); document.write( "\"highlight%28highlight_green%28%281%2F12%294%2B%281%2F12%2B1%2Fx%29%2A2=1%29%29\".\r
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\n" ); document.write( "\n" ); document.write( "Ask further if you need help with the arithmetic or algebra steps.\r
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\n" ); document.write( "Sandy's rate is \"1%2F4\", or \"x=4\".
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