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Mathematics 11 Online
OpenStudy (anonymous):

5 = –(–z + 3)

OpenStudy (anonymous):

5 = -(-z + 3) -- distribute the - through the parenthesis 5 = z - 3 5 + 3 = z 8 = z check... 5 = -(-z + 3) 5 = -(-8 + 3) 5 = -(-5) 5 = 5 (correct)

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