2(2z)=-20

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Solution for 2(2z)=-20 equation: 



2(2z)=-20

We move all terms to the left:

2(2z)-(-20)=0

We add all the numbers together, and all the variables

22z+20=0

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

22z=-20

z=-20/22

z=-10/11

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