Lol answer these besties

Which expresions are equivalent to the one below? check all that apply. 5x

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

20.ju inces. which ordered pair is a viable solution if x represents the number of books he orders and y represents the total weight of the books, in ounces? (-3,-18) (-0.5, -3) (0,0) (0.5, 3)