9u+40=78

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Solution for 9u+40=78 equation: 



9u+40=78

We move all terms to the left:

9u+40-(78)=0

We add all the numbers together, and all the variables

9u-38=0

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

9u=38

u=38/9

u=4+2/9

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