document.write( "Question 129581: I've been stuck on this problem: The Middle School sold booklets of ride tickets for its Fall Carnival. Twenty times as many 8-ticket booklets as 20-ticket booklets were sold. A total of 3600 tickets were sold. How many 20-ticket booklets were sold? \n" ); document.write( "

Algebra.Com's Answer #94612 by josmiceli(19441) $\"\"$ $\"About$

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Let $\"j\"$ = number of 8-ticket booklets
\n" ); document.write( "Let $\"k\"$ = number of 20-ticket booklets
\n" ); document.write( " $\"j+=+20k\"$
\n" ); document.write( " $\"8j+%2B+20k+=+3600\"$
\n" ); document.write( " $\"8%2820k%29+%2B+20k+=+3600\"$
\n" ); document.write( " $\"160k+%2B+20k+=+3600\"$
\n" ); document.write( " $\"180k+=+3600\"$
\n" ); document.write( " $\"k+=+20\"$
\n" ); document.write( " $\"j+=+20%2A20\"$
\n" ); document.write( " $\"j+=+400\"$
\n" ); document.write( "Twenty 20-ticket booklets were sold
\n" ); document.write( "check:
\n" ); document.write( " $\"8j+%2B+20k+=+3600\"$
\n" ); document.write( " $\"8%2A400+%2B+20%2A20+=+3600\"$
\n" ); document.write( " $\"3200+%2B+400+=+3600\"$
\n" ); document.write( " $\"3600+=+3600\"$
\n" ); document.write( "OK \n" ); document.write( "

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