z/2=-1

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Solution for z/2=-1 equation: 



z/2=-1

We move all terms to the left:

z/2-(-1)=0

We add all the numbers together, and all the variables

z/2+1=0

We multiply all the terms by the denominator


z+1*2=0

We add all the numbers together, and all the variables

z+2=0

We move all terms containing z to the left, all other terms to the right

z=-2

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