Which operation will you perform first to solve espression 4x16^3+10

Plz hurry evaluate the expression a+b where a=8 and b=19

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?

What is the value for this expression? 2e-5