Question 658003
  <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
An adult ticket for the fair {{{highlight(a)}}} is 7 dollars more than a childs ticket which cost 5 dollars
childs ticket:  $5
adult ticket : a = $5 + $7 = $12
Cost of two adults and three children:
   {{{2*12 + 3*5 = 24 + 15 }}} = $39