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OpenStudy (anonymous):
Solve 2=4(z+1)
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OpenStudy (judygreeneyes):
2 = 4(z-1) 2 = 4z - 4 6 = 4z 3/2 = z (or z = 1.5)
OpenStudy (anonymous):
Is it nagative
OpenStudy (judygreeneyes):
Ooops, sorry, got a positive for a negative: 2 = 4(z+1) 2 = 4z + 4 -2 = 4z -2/4 = z -1/2 = z
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