document.write( "Question 429542: admission to a movie theater is $7 for adults and $5 for children. 200 tickets were sold for a total of $1,120. How many adult tickets and how many children tickets were sold? \n" ); document.write( "
Algebra.Com's Answer #298324 by htmentor(1343)\"\" \"About 
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Let x = the number of adult tickets sold
\n" ); document.write( "Then 200 - x will be the number of children's tickets sold
\n" ); document.write( "So we can write
\n" ); document.write( "7x + 5(200 - x) = 1120
\n" ); document.write( "Solve for x:
\n" ); document.write( "7x + 1000 - 5x = 1120 -> 2x = 120 -> x = 60
\n" ); document.write( "So the number of adult tickets is 60, the number of children's tickets is 140.
\n" ); document.write( "Check:
\n" ); document.write( "7(60) + 5(140) = 420 + 700 = 1120
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