document.write( "Question 1152426: Gina can paint 7 fence panel in 5 hours, Lim can paint 6 fence panels in 4 hour.
\n" ); document.write( "They both work together and paint 17 panels, at the same rate how long does it take to paint those 17 fence panels
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Algebra.Com's Answer #774435 by ankor@dixie-net.com(22740)\"\" \"About 
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Gina can paint 7 fence panel in 5 hours,
\n" ); document.write( "g paints 7/5 panels per hr
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\n" ); document.write( " Lim can paint 6 fence panels in 4 hour.
\n" ); document.write( "L paints 6/4 panels per hr
\n" ); document.write( ":
\n" ); document.write( "They both work together and paint 17 panels, at the same rate how long does it take to paint those 17 fence panels
\n" ); document.write( "let t = no. of hrs
\n" ); document.write( "\"7%2F5\"t + \"6%2F4\"t = 17
\n" ); document.write( "multiply by 20, get rid of the denominators
\n" ); document.write( "20*\"7%2F5\"t + 20*\"6%2F4\"t = 20(17)
\n" ); document.write( "cancel the denominators
\n" ); document.write( "4(7t) + 5(6t) = 340
\n" ); document.write( "28t + 30t = 340
\n" ); document.write( "58t = 340
\n" ); document.write( "t = 340/58
\n" ); document.write( "t = 5.86 hr or 5 + .86(60) = 5 hrs 52 min
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