document.write( "Question 600849: Two hoses together fill a pool in 2h. If only hose A is used, the pool fills in 3h. How long would it take to fill the pool if only B hose were used? \n" ); document.write( "
Algebra.Com's Answer #379519 by nerdybill(7384)\"\" \"About 
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Two hoses together fill a pool in 2h. If only hose A is used, the pool fills in 3h. How long would it take to fill the pool if only B hose were used?
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\n" ); document.write( "Let x = time (hours) it takes hose B alone
\n" ); document.write( "then
\n" ); document.write( "2(1/x + 1/3) = 1
\n" ); document.write( "multiplying both sides by 3x:
\n" ); document.write( "2(3 + x) = 3x
\n" ); document.write( "6 + 2x = 3x
\n" ); document.write( "6 hours = x
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