document.write( "Question 212866: Robin is having her yard landscaped. She obtained an estimate from two landscaping companies. Company A gave an estimate of $200 for materials and equipment rental plus $60 per hour for labor. Company B gave and estimate of $250 for materials and equipment rental plus $50 per hour for labor. Determine how many hours of labor will be required for the two companies to cost the same. \n" ); document.write( "
Algebra.Com's Answer #160846 by josmiceli(19441)\"\" \"About 
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Let \"a\" = hrs of labor for A
\n" ); document.write( "Let \"b\" = hrs of labor for B
\n" ); document.write( "given:
\n" ); document.write( "\"200+%2B+60a+=+250+%2B+50b\"
\n" ); document.write( "\"60a+=+50b+%2B+50\"
\n" ); document.write( "\"6a+=+5%2A%28b+%2B+1%29\"
\n" ); document.write( "\"a+=+%285%2F6%29%2Ab+%2B+5%2F6\"
\n" ); document.write( "There are an infitite number of answers.
\n" ); document.write( "One answer is \"a+=+10\" and \"b+=+6\"
\n" ); document.write( "I think there is some missing information\r
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