-u=-6-2u

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Solution for -u=-6-2u equation: 



-u=-6-2u

We move all terms to the left:

-u-(-6-2u)=0

We add all the numbers together, and all the variables

-u-(-2u-6)=0

We add all the numbers together, and all the variables

-1u-(-2u-6)=0

We get rid of parentheses

-1u+2u+6=0

We add all the numbers together, and all the variables

u+6=0

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

u=-6

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