u-1=1

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Solution for u-1=1 equation: 


Simplifying
u + -1 = 1

Reorder the terms:
-1 + u = 1

Solving
-1 + u = 1

Solving for variable 'u'.

Move all terms containing u to the left, all other terms to the right.

Add '1' to each side of the equation.
-1 + 1 + u = 1 + 1

Combine like terms: -1 + 1 = 0
0 + u = 1 + 1
u = 1 + 1

Combine like terms: 1 + 1 = 2
u = 2

Simplifying
u = 2

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