Which equation can be used to determine the number of movie tickets sold if the cost of each ticket x was $5.50, and $6,850 was earned on the ticket sales?

The scale for a map is 20 miles = 1/2 inch. the distance between two towns on the map is 3 3/4 inches. what is the actual distance between these towns? 150 miles 38 miles 75 miles 135 miles

Find dy/dx using implicit differentiation ln(20+e^xy)=y

Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11