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Mathematics 22 Online
OpenStudy (anonymous):

Solve the equation: 7 5 --- = --- z+2 z+4 A. -9 B. 1 C. -1 D. 9

OpenStudy (charlotte123):

z = -9 7 / -9 + 2 = 7 / -7 = -1 5/ -9 + 4 = 5 / -5 = -1

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