Answer:
a) the number of tickets for children in terms of x is
( 28 - x ) = tickets for children
Step-by-step explanation:
Given:
Cost of EACH Adult Ticket = $30
Cost of EACH Children Ticket = $15
Number of tickets for Adult = x
Total Number of tickets company bought = 28
∴ Number of tickets for children = Total Number of tickets - Number of tickets for Adult
∴ Number of tickets for children = (28 - x) .....which is required