Respuesta :

yiff

Answer:

2d+22

Step-by-step explanation:

-4(3d-1)+2(7d+9)

-12d+4+14d+18

2d+22

Answer: 2d+22

Step-by-step explanation:

-4(3D-1): -12d+4

2(7d+9): 14d+18

-12d+4+14d+18: 2d+22

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