can someone actually help im tired of receiving the answer “i uploaded the answer to this link” like bro-

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

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?