The expression to figure out today’s ticket sales is 7x+5y.
Today's ticket sale is less than that of yesterday's.
According to the question,
Adult tickets cost $7 each.
Child tickets cost $5 each.
Let the number of adult and child tickets sold be x and y respectively.
Expression for ticket sales= $(7x+5y)
Dexter has sold 125 kid's tickets and 100 adult tickets today.
Ticket sales = $(7*100+5*125) = $ 1325
He sold 120 adult tickets and 120 kid tickets yesterday.
Ticket sales = $(7*120+5*120) = $ 1440
Thus, from the expression it can be seen that yesterday' s ticket sale is greater than today's ticket sale.
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