-12u+19=-8u-9

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Solution for -12u+19=-8u-9 equation: 



-12u+19=-8u-9

We move all terms to the left:

-12u+19-(-8u-9)=0

We get rid of parentheses

-12u+8u+9+19=0

We add all the numbers together, and all the variables

-4u+28=0

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

-4u=-28

u=-28/-4

u=+7

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