-20=-6u-12-

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Solution for -20=-6u-12- equation: 



-20=-6u-12-

We move all terms to the left:

-20-(-6u-12-)=0

We add all the numbers together, and all the variables

-(-6u)-20=0

We get rid of parentheses

6u-20=0

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

6u=20

u=20/6

u=3+1/3

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