2u=18-7u

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Solution for 2u=18-7u equation: 



2u=18-7u

We move all terms to the left:

2u-(18-7u)=0

We add all the numbers together, and all the variables

2u-(-7u+18)=0

We get rid of parentheses

2u+7u-18=0

We add all the numbers together, and all the variables

9u-18=0

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

9u=18

u=18/9

u=2

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