z+3z-1=-21

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Solution for z+3z-1=-21 equation: 



+3Z-1=-21

We move all terms to the left:

+3Z-1-(-21)=0

We add all the numbers together, and all the variables

3Z+20=0

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

3Z=-20

Z=-20/3

Z=-6+2/3

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