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Mathematics 19 Online
OpenStudy (anonymous):

Solve 2=4(z+1)

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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