Respuesta :
Answer:
37 albums
Step-by-step explanation:
first you do 12x+200=644 and since you are doing a one step equation, you have to subtract 200 from 200 and 644 -200 which is equal to 444. You then are left with 12x = 444. So, you divide 12 by itself and 444 and you get x= 37.