document.write( "Question 458012: It takes 1 hour for 4 laborers to build a wall.
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Algebra.Com's Answer #314165 by edjones(8007)\"\" \"About 
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4 men * 1 hr = 4 man-hrs to build a wall
\n" ); document.write( "5 men * x hrs = 5x
\n" ); document.write( "5x=4
\n" ); document.write( "x=4/5 hrs time it would take for 5 laborers to build a wall.
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