document.write( "Question 1029592: tickets are 3 dollars for parents and 1 dollar for students. 200 people attend . $450 is collected is collected at the baseball game. how many students and adults attended the game \n" ); document.write( "
Algebra.Com's Answer #644616 by LinnW(1048)\"\" \"About 
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Set P = number of parent tickets
\n" ); document.write( "Set S = number of student tickets
\n" ); document.write( "P + S = 200
\n" ); document.write( "P*$3.00 + S*$1.00 = $450.00
\n" ); document.write( "3P + S = 450
\n" ); document.write( "Add -S to each side of the equation P + S = 200
\n" ); document.write( "P = 200-S
\n" ); document.write( "Substitute (200-S) for P in 3P + S = 450
\n" ); document.write( "3(200-S) + S = 450
\n" ); document.write( "600 -2S = 450
\n" ); document.write( "add -600 to each side
\n" ); document.write( " -2S = -150
\n" ); document.write( "divide each side by 3
\n" ); document.write( " S = 75
\n" ); document.write( "Since P = 200-S
\n" ); document.write( "P = 200-75 = 125
\n" ); document.write( "So 75 students at $1 plus 125 parents at $3 for a total of $450
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