document.write( "Question 902920: A group of 19 students want to see the show at the planetarium. Tickets cost $11 for each student who is a member of the planetariums frequent visitor program & $13 for each student who is not a member. The total cost of the students tickets is $209.\r
\n" ); document.write( "\n" ); document.write( "1. Write an equation to determine the value of x. Explain what each part of your equation represents.
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Algebra.Com's Answer #547606 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
m+n=19,
\n" ); document.write( "11*m+13*n=209
\n" ); document.write( "m=19-n
\n" ); document.write( "11*(19-n)+13*n=209
\n" ); document.write( "209-11n+13*n=209
\n" ); document.write( "2*n=0
\n" ); document.write( "n=0
\n" ); document.write( "m=19-n
\n" ); document.write( "m=19 at $11 and n=0 at $13
\n" ); document.write( "check
\n" ); document.write( "19+0=19
\n" ); document.write( "11*m+13*n=209
\n" ); document.write( "11*19+13*0=209
\n" ); document.write( "209+0=209
\n" ); document.write( "209=209
\n" ); document.write( "ok\r
\n" ); document.write( "\n" ); document.write( "This means that all students were members and paid $11
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