3z+9=1-2

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Solution for 3z+9=1-2 equation: 



3z+9=1-2

We move all terms to the left:

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

We add all the numbers together, and all the variables

3z+9-(-1)=0

We add all the numbers together, and all the variables

3z+10=0

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

3z=-10

z=-10/3

z=-3+1/3

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