2(u-3)-4u=12

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Solution for 2(u-3)-4u=12 equation: 



2(u-3)-4u=12

We move all terms to the left:

2(u-3)-4u-(12)=0

We add all the numbers together, and all the variables

-4u+2(u-3)-12=0

We multiply parentheses

-4u+2u-6-12=0

We add all the numbers together, and all the variables

-2u-18=0

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

-2u=18

u=18/-2

u=-9

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