document.write( "Question 3390: I've tried many times to find the answer... and I've also never had a real big thing for math that's why I'm in summer school right now... If I could get any help at all it would be great, and maybe a brief x-pla. on how it's to be done
\n" ); document.write( "\"A theater sells children's tickets for $4 and adult tickets for $7. One night 575 tickets worth $3575 were sold.
\n" ); document.write( "How many adults and children bought tickets\"
\n" ); document.write( "Thanks Many
\n" ); document.write( "Matt McIvor
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Algebra.Com's Answer #1488 by pannalal(9)\"\" \"About 
You can put this solution on YOUR website!
It is a very simple problem.\r
\n" ); document.write( "\n" ); document.write( "Assume, tickets were sold to x children and y adults.\r
\n" ); document.write( "\n" ); document.write( "As the total number of tickets sold were 575, so \"x%2By=575\" ...(1)\r
\n" ); document.write( "\n" ); document.write( "The worth of tickets was $3575, so \"4x+%2B+7y+=+3575\" ... (2)\r
\n" ); document.write( "\n" ); document.write( "On Multiplying Eq(1) by 4 and subtracting from Eq(2):
\n" ); document.write( "\"3y+=+1275\"\r
\n" ); document.write( "\n" ); document.write( "So, \"y+=+425\"\r
\n" ); document.write( "\n" ); document.write( "Now, from Eq(1) x = 150\r
\n" ); document.write( "\n" ); document.write( "So, there were 150 children and 425 adults.\r
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