7u+4=39

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Solution for 7u+4=39 equation: 



7u+4=39

We move all terms to the left:

7u+4-(39)=0

We add all the numbers together, and all the variables

7u-35=0

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

7u=35

u=35/7

u=5

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