Respuesta :

rspill6

Answer:

b = - 4

Step-by-step explanation:

b + 7 - 1 = 2

b + [7 - 1] = 2

b + 6 = 2

b + 6 - 6 = 2 - 6

b = - 4

meredith48034

Answer:

Step-by-step explanation:

b + 7 - 1 = 2

b + 6 = 2

b = -4

answer is D

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