Respuesta :
39 homes
because if you put in 60 for 20 you would have to multiply 3 to get 60 so you do 3x13 and it would equal 39
because if you put in 60 for 20 you would have to multiply 3 to get 60 so you do 3x13 and it would equal 39
39 because if there are 13 computers to 20 houses, and 20 times 3 is 60, then for it to be equivalent, you would do 13 times 3 which is 39.