Which of the following number sentences is true? A –9 = –(–9) B –9 = 9 C 9 = (–9) D 9 = –(–9)

asked May 2, 2017 57.7k views

1 vote

Which of the following number sentences is true?

A
–9 = –(–9)
B
–9 = 9
C
9 = (–9)
D
9 = –(–9)

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3 votes

D, a double negative is always a positive

Vel Genov answered May 3, 2017

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4 votes

D because a negative - becomes a positive when multiplied or divided by another negative

Onik IV answered May 6, 2017

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