document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=108221>Question 108221</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Brianna was in charge of selling tickets to a school play. Tickets were available for adults and students. Brianna reported that 192 more student tickets than adult tickets were sold. 66% of the tickets sold were student tickets. How many adult tickets were sold? How many student tickets were sold?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #78851 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=78851\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Brianna was in charge of selling tickets to a school play. Tickets were available for adults and students. Brianna reported that 192 more student tickets than adult tickets were sold. 66% of the tickets sold were student tickets. How many adult tickets were sold? How many student tickets were sold?<BR>\n" );
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document.write( "Let a = no. of adult tickets sold<BR>\n" );
document.write( "Let s = no. of student tickets sold<BR>\n" );
document.write( "Then<BR>\n" );
document.write( "(a+s) = total tickets sold<BR>\n" );
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document.write( "It says,\"192 more student tickets than adult tickets were sold.\", therefore:<BR>\n" );
document.write( "s = a + 192<BR>\n" );
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document.write( "It also says, \"66% of the tickets sold were student tickets\", therefore:<BR>\n" );
document.write( "s = .66(a + s)<BR>\n" );
document.write( "s = .66a + .66s<BR>\n" );
document.write( "s - .66s = .66a<BR>\n" );
document.write( ".34s = .66a<BR>\n" );
document.write( "Substitute (a+192) of s and find a:<BR>\n" );
document.write( ".34(a+192) = .66a<BR>\n" );
document.write( ".34a + 65.28 = .66a<BR>\n" );
document.write( ".34a - .66a = -65.28<BR>\n" );
document.write( "-.32a = - 65.28<BR>\n" );
document.write( "a = -.65.28/-.32<BR>\n" );
document.write( "a = +204 adults<BR>\n" );
document.write( "Then<BR>\n" );
document.write( "204 + 192 = 396 students<BR>\n" );
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document.write( "Check our solution this way:<BR>\n" );
document.write( "Total: 204 + 396 = 600<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=396%2F600 ALIGN=MIDDLE  ALT=\"396%2F600\"   DISABLED_style= \"max-width:90%; height:auto;\" > = .66 as given </SPAN>\n" );
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