Respuesta :

PokeyAnna

Answer:

d = 10 degrees

Step-by-step explanation:

You need to set the two equations equal to each other to solve this question:

(40 + 7) = (5d - 3)

(47) = (5d - 3)

47 = 5d - 3

50 = 5d

10 = d

d = 10 degrees

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