3u=-9+3u

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Solution for 3u=-9+3u equation: 



3u=-9+3u

We move all terms to the left:

3u-(-9+3u)=0

We add all the numbers together, and all the variables

3u-(3u-9)=0

We get rid of parentheses

3u-3u+9=0

We add all the numbers together, and all the variables

9!=0

There is no solution for this equation

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