-2=2(-1+u)

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Solution for -2=2(-1+u) equation: 



-2=2(-1+u)

We move all terms to the left:

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

We add all the numbers together, and all the variables

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



We calculate terms in parentheses: -(2(u-1)), so:

2(u-1)

We multiply parentheses

2u-2

Back to the equation:

-(2u-2)



We get rid of parentheses

-2u+2-2=0

We add all the numbers together, and all the variables

-2u=0

u=0/-2

u=0

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