document.write( "Question 184486: 5.
\n" ); document.write( "A shopper buys three oranges and five lemons for $10.26, while a second shopper buys four lemons and six oranges for $11.16. What is the price of each fruit?\r
\n" ); document.write( "\n" ); document.write( "thanks.
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Algebra.Com's Answer #138474 by josmiceli(19441)\"\" \"About 
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Let the price of oranges be \"a\"
\n" ); document.write( "Let the price of lemons be \"b\"
\n" ); document.write( "given:
\n" ); document.write( "(1) \"3a+%2B+5b+=+1026\" (in cents)
\n" ); document.write( "(2) \"6a+%2B+4b+=+1116\" (in cents)
\n" ); document.write( "First, I will multiply both sides of (1) by \"4\"
\n" ); document.write( "and both sides of (2) by \"5\"
\n" ); document.write( "(1) \"12a+%2B+20b+=+4104\"
\n" ); document.write( "(2) \"30a+%2B+20b+=+5580\"
\n" ); document.write( "Now subtract (1) from (2)
\n" ); document.write( "(2) \"30a+%2B+20b+=+5580\"
\n" ); document.write( "(1) \"-12a+-+20b+=+-4104\"
\n" ); document.write( "(3) \"18a+=+1476\"
\n" ); document.write( "(3) \"a+=+82\"
\n" ); document.write( "Now plug this back into either equation to find \"b\"
\n" ); document.write( "(1) \"3a+%2B+5b+=+1026\"
\n" ); document.write( "(1) \"3%2A82+%2B+5b+=+1026\"
\n" ); document.write( "(1) \"246+%2B+5b+=+1026\"
\n" ); document.write( "(1) \"5b+=+780\"
\n" ); document.write( "(1) \"b+=+156\"
\n" ); document.write( "The price of oranges is 82 cents each. Thw price of
\n" ); document.write( "lemons is $1.56 each
\n" ); document.write( "check answers:
\n" ); document.write( "(1) \"3a+%2B+5b+=+1026\"
\n" ); document.write( "(1) \"3%2A82+%2B+5%2A156+=+1026\"
\n" ); document.write( "(1) \"246+%2B+780+=+1026\"
\n" ); document.write( "(1) \"1026+=+1026\"
\n" ); document.write( "(2) \"6a+%2B+4b+=+1116\"
\n" ); document.write( "(2) \"6%2A82+%2B+4%2A156+=+1116\"
\n" ); document.write( "(2) \"492+%2B+624+=+1116\"
\n" ); document.write( "(2) \"1116+=+1116\"
\n" ); document.write( "OK
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