Respuesta :
Answer:
none
Step-by-step explanation:
not sure but the answer is 40 cause 12-7=5 10x3=30 and 3+2=5 and 5+30+5=40
Answer:
[tex](12 - 7) + (10 \times 3) + (3 + 2) \\ \\ = 5 + 30 + 5 \\ \\ = 40 \: is \: none[/tex]
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