document.write( "Question 989665: Mrs Brown is ordering a photo. The 5\" by 7\" prints cost $8 each and the 8\" by 10\" photos cost $22 each for a total of $168. If she bought 14 photos, how many of each type did she get? \n" ); document.write( "
Algebra.Com's Answer #610023 by macston(5194)\"\" \"About 
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\n" ); document.write( "S=number of smaller photos; L=number of larger photos
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\n" ); document.write( "S+L=14
\n" ); document.write( "S=14-L Use this to substitute for S.
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\n" ); document.write( "$8S+$22L=$168 Substitute for S from above.
\n" ); document.write( "$8(14-L)+$22L=$168
\n" ); document.write( "$112-$8L+$22L=$168
\n" ); document.write( "$14L=$56
\n" ); document.write( "L=4 ANSWER: She got 4 large photos.
\n" ); document.write( "S=14-L=14-4=10 ANSWER 2: She got 10 small photos.
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\n" ); document.write( "CHECK:
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\n" ); document.write( "$8S+$22L=$168
\n" ); document.write( "$8(10)+$22(4)=$168
\n" ); document.write( "$80+$88=$168
\n" ); document.write( "$168=$168
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