8u=4u-12

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Solution for 8u=4u-12 equation: 



8u=4u-12

We move all terms to the left:

8u-(4u-12)=0

We get rid of parentheses

8u-4u+12=0

We add all the numbers together, and all the variables

4u+12=0

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

4u=-12

u=-12/4

u=-3

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