winstonfrazier6
winstonfrazier6
27-08-2020
Mathematics
contestada
3 + (5 + 7) = (3 + 5) + 7
Respuesta :
llama2004
llama2004
27-08-2020
Answer:
true
Step-by-step explanation:
3 + (5 + 7) = (3 + 5) + 7
3 + (12) = (8) + 7
15 = 15
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