I'm thinking of two numbers the first number is 3 times the second the second number is 5 less than 2 times the first what are my numbers

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

Find the value of x. give reasons to justify your solutions! c ∈ ae

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?