document.write( "Question 92545This question is from textbook Algebra and Trigonometry-Structure and Method- Book 2
\n" ); document.write( ": I can't figure out this problem. Could you please walk me through it?\r
\n" ); document.write( "\n" ); document.write( "Percy works 8 hours more per week than Selena. Selena, however, earns $2 more per hour than Percy, who earns $6 per hour. If their weekly pay is the same, how many hours does Percy work per week?
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Algebra.Com's Answer #67381 by josmiceli(19441)\"\" \"About 
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First, identify the following
\n" ); document.write( "Selena's hourly rate = \"r%5BS%5D\"
\n" ); document.write( "Percy's hourly rate = \"r%5BP%5D\"
\n" ); document.write( "Hours per week that Selena works \"t%5BS%5D\"
\n" ); document.write( "Hours per week that Percy works \"t%5BP%5D\"
\n" ); document.write( "At the very end of the problem, it says that their weekly pay is the same
\n" ); document.write( "That's the same as saying
\n" ); document.write( "\"r%5BS%5D%2At%5BS%5D+=+r%5BP%5D%2At%5BP%5D\"
\n" ); document.write( "You are given that \"r%5BP%5D+=+6\" dollars per hour
\n" ); document.write( "and also \"r%5BS%5D+=+r%5BP%5D+%2B+2\" dollars per hour
\n" ); document.write( "So \"r%5BS%5D+=+6+%2B+2\"
\n" ); document.write( "\"r%5BS%5D+=+8\" dollars per hour
\n" ); document.write( "Going back to
\n" ); document.write( "\"r%5BS%5D%2At%5BS%5D+=+r%5BP%5D%2At%5BP%5D\"
\n" ); document.write( "\"8%2At%5BS%5D+=+6%2At%5BP%5D\"
\n" ); document.write( "Percy works 8 hours more per week than Selena, so
\n" ); document.write( "\"t%5BP%5D+=+t%5BS%5D+%2B+8\", so
\n" ); document.write( "\"8%2At%5BS%5D+=+6%2A%28t%5BS%5D+%2B+8%29\"
\n" ); document.write( "\"8%2At%5BS%5D+=+6%2At%5BS%5D+%2B+48\"
\n" ); document.write( "\"2%2At%5BS%5D+=+48\"
\n" ); document.write( "\"t%5BS%5D+=+24\"
\n" ); document.write( "and
\n" ); document.write( "\"t%5BP%5D+=+t%5BS%5D+%2B+8\"
\n" ); document.write( "\"t%5BP%5D+=+32\"
\n" ); document.write( "So, Percy works 32 hours per week
\n" ); document.write( "check answer:
\n" ); document.write( "\"r%5BS%5D%2At%5BS%5D+=+r%5BP%5D%2At%5BP%5D\"
\n" ); document.write( "\"8%2A24+=+6%2A32\"
\n" ); document.write( "\"192+=+192\"
\n" ); document.write( "OK
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