-u+(-4u)+12u=-14

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Solution for -u+(-4u)+12u=-14 equation: 



-u+(-4u)+12u=-14

We move all terms to the left:

-u+(-4u)+12u-(-14)=0

We add all the numbers together, and all the variables

11u+(-4u)+14=0

We get rid of parentheses

11u-4u+14=0

We add all the numbers together, and all the variables

7u+14=0

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

7u=-14

u=-14/7

u=-2

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