7u=48-u

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Solution for 7u=48-u equation: 



7u=48-u

We move all terms to the left:

7u-(48-u)=0

We add all the numbers together, and all the variables

7u-(-1u+48)=0

We get rid of parentheses

7u+1u-48=0

We add all the numbers together, and all the variables

8u-48=0

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

8u=48

u=48/8

u=6

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