-2x-20=30

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Solution for -2x-20=30 equation: 



-2x-20=30

We move all terms to the left:

-2x-20-(30)=0

We add all the numbers together, and all the variables

-2x-50=0

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

-2x=50

x=50/-2

x=-25

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