document.write( "Question 632007: Two hoses fill a pool in 2 hours. If only hose A is used, the pool is filled in 3 hours. How long would it take if only hose B is used? \n" ); document.write( "
Algebra.Com's Answer #397955 by nerdybill(7384)\"\" \"About 
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Two hoses fill a pool in 2 hours. If only hose A is used, the pool is filled in 3 hours. How long would it take if only hose B is used?
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\n" ); document.write( "Let x = time (hours) it takes for hose B alone
\n" ); document.write( "then
\n" ); document.write( "2(1/3 + 1/x) = 1
\n" ); document.write( "multiplying both sides by 3x:
\n" ); document.write( "2(x+ 3) = 3x
\n" ); document.write( "2x+ 6 = 3x
\n" ); document.write( "6 hours = x
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\n" ); document.write( "answer: 6 hours
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