-2(u+1)=9u+31

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Solution for -2(u+1)=9u+31 equation: 



-2(u+1)=9u+31

We move all terms to the left:

-2(u+1)-(9u+31)=0

We multiply parentheses

-2u-(9u+31)-2=0

We get rid of parentheses

-2u-9u-31-2=0

We add all the numbers together, and all the variables

-11u-33=0

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

-11u=33

u=33/-11

u=-3

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