3(u-4)-7u=4

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Solution for 3(u-4)-7u=4 equation: 



3(u-4)-7u=4

We move all terms to the left:

3(u-4)-7u-(4)=0

We add all the numbers together, and all the variables

-7u+3(u-4)-4=0

We multiply parentheses

-7u+3u-12-4=0

We add all the numbers together, and all the variables

-4u-16=0

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

-4u=16

u=16/-4

u=-4

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