Respuesta :
Answer:
2nd one
Step-by-step explanation:
x(2) + 2 = 420
you can use trial and error
210(2) = 420 but we need to add the two so lower the 120
209(2) = 418 418 + 2 = 420
Answer:
2nd one
Step-by-step explanation:
x(2) + 2 = 420
you can use trial and error
210(2) = 420 but we need to add the two so lower the 120
209(2) = 418 418 + 2 = 420