Respuesta :

Answer: step by step down there =)

Step-by-step explanation: First times 2 by 3 then times 2 by 2 ok now you should have 6b and 4b now you subtract 6b and 2 and then add 4b and 12 after you add them you should have 4b and 16b so you answer would be 4b = 16b

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