Respuesta :

Answer:

It's 3

Step-by-step explanation:

1 +2 =3

Imagine you have one chocolate bar in ur right hand and two bars in ur left hand, when you add them to each other they'll be 3. I know you know the answer, but i was showing you a proof. Good Luck

Answer:

1+2+21?

1+2=3

Step-by-step explanation: