document.write( "Question 1099582: Jim and Susie both work for a landscaping company. Jim can finish a planting job in 4hours, while it takes Susie 3 hours to finish the same job. if Jim and Susie will work together on the job, and the cost of labor is $55 per hour, what should the labor estimate be? \n" ); document.write( "
Algebra.Com's Answer #714016 by josmiceli(19441)\"\" \"About 
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Jim's rate of working is:
\n" ); document.write( "[ 1 job ] / [ 4 hrs ]
\n" ); document.write( "Susie's rate of working is:
\n" ); document.write( "[ 1 job ] / [ 3 hrs ]
\n" ); document.write( "Let \"+t+\" = time in hrs for them
\n" ); document.write( "to do the job working together.
\n" ); document.write( "Add their rates of working to get
\n" ); document.write( "their rate working together
\n" ); document.write( "-------------------------
\n" ); document.write( "\"+1%2F4+%2B+1%2F3+=+1%2Ft+\"
\n" ); document.write( "Multiply both sides by \"+12t+\"
\n" ); document.write( "\"+3t+%2B+4t+=+12+\"
\n" ); document.write( "\"+7t+=+12+\"
\n" ); document.write( "\"+t+=+12%2F7+\"
\n" ); document.write( "--------------------
\n" ); document.write( "[ hrs ] x [ dollars/hr ] = [ estimate in dollars ]
\n" ); document.write( "\"+%2812%2F7+%29%2A55+=+94.29+\"
\n" ); document.write( "$94.29 for labor
\n" ); document.write( "
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