9(u-1)=3u-45

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Solution for 9(u-1)=3u-45 equation: 



9(u-1)=3u-45

We move all terms to the left:

9(u-1)-(3u-45)=0

We multiply parentheses

9u-(3u-45)-9=0

We get rid of parentheses

9u-3u+45-9=0

We add all the numbers together, and all the variables

6u+36=0

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

6u=-36

u=-36/6

u=-6

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