admission fees for both= $12 ($6+$6)
if they both rode 7 rides each, that's 7+7= 14 rides. if each ride costs c dollars, that's 14c. there were 5 games played total (3+2). if each game cost g dollars, that's 5g. the best expression to use here would be something like: 12+14c+5g= *total amount of money spent*
since we don't have the value of c or g it's insolvable besides an expression