Which equations are equivalent to the given equation?

49 = - 7k

a) 49 / (-7) = (-7) / (-7)

b) 49 * (-7) = - 7k / (-7)

c) 49 * (-1/7) (=-7k * (-7)

d) 49 * (-1/7) = - 7k * (-1/7) C& D the 1/7 are fractions

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