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274=2-u
We move all terms to the left:
274-(2-u)=0
We add all the numbers together, and all the variables
-(-1u+2)+274=0
We get rid of parentheses
1u-2+274=0
We add all the numbers together, and all the variables
u+272=0
We move all terms containing u to the left, all other terms to the right
u=-272
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