<span>A.
write an expression for the total cost of the three types of tickets. </span>
<span>adults
cost:$8.75
childrens cost:$6.50
senior citizen cost:$6.50 </span>
so from the given data, the expression for the total cost
at the movie 16 theater
<span>total cost = 8.75a + 6.50a + 6.50s</span>