Respuesta :
Answer:
4.05+4.05+12.9=21
Step-by-step explanation:
Take 21 subtract 12.9 first, then you take the leftover number which is 8.1 then divide it by 2 giving you 4.05.
Answer:
4.05+4.05+12.9=21
Step-by-step explanation:
Take 21 subtract 12.9 first, then you take the leftover number which is 8.1 then divide it by 2 giving you 4.05.