2z-9=-z-3

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Solution for 2z-9=-z-3 equation: 



2z-9=-z-3

We move all terms to the left:

2z-9-(-z-3)=0

We add all the numbers together, and all the variables

2z-(-1z-3)-9=0

We get rid of parentheses

2z+1z+3-9=0

We add all the numbers together, and all the variables

3z-6=0

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

3z=6

z=6/3

z=2

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