3(u=6)=42

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Solution for 3(u=6)=42 equation: 



3(u=6)=42

We move all terms to the left:

3(u-(6))=0

We multiply parentheses

3u-18=0

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

3u=18

u=18/3

u=6

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