Respuesta :

4. 8+12=20

4 (2+3)
First you add 2+3 and get 5
Next, since the 5 is now in the parentheses, it indicates that you have to multiply
Finally, 5 times 4=20

4 (2+3) = 4*5 = 20

1. 2+12  = 14

2. 4+5  = 9

3. 8+3  = 11

4. 8+12 = 20


so ans is 4.