document.write( "Question 415776: It takes Troy 3 hours to mow his family's large lawn. With his little brother's help, he can finish the job in only 2 hours. How long would it take the little brother to mow the entire lawn?\r
\n" ); document.write( "\n" ); document.write( "A) 4 hrs B) 5 hrs C) 5.5 hrs D) 6 hrs E)6.75 hrs \n" ); document.write( "

Algebra.Com's Answer #291410 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!


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document.write( "Hi
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document.write( "Let x represent time for his little brother to mow the entire lawn 'solo'
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document.write( "Question states*** Per hour being the Equalizer
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document.write( " 1/3 + 1/x = 1/2
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document.write( "Solving for x
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document.write( "  2x + 6 = 3x      |multiplying thru by 6x so as all denominators = 1
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document.write( "     x = 6hr, the time for his little brother to mow the entire lawn 'solo'\r
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document.write( "CHECKING our Answer***
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document.write( "  1/3 + 1/6 = 2/6 + 1/6 = 3/6 = 1/2 \n" );
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