(u+4)*2=12

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Solution for (u+4)*2=12 equation: 



(u+4)*2=12

We move all terms to the left:

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

We multiply parentheses

2u+8-12=0

We add all the numbers together, and all the variables

2u-4=0

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

2u=4

u=4/2

u=2

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