3-2z=-1

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Solution for 3-2z=-1 equation: 



3-2z=-1

We move all terms to the left:

3-2z-(-1)=0

We add all the numbers together, and all the variables

-2z+4=0

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

-2z=-4

z=-4/-2

z=+2

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