u+v=3

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Solution for u+v=3 equation: 


Simplifying
u + v = 3

Solving
u + v = 3

Solving for variable 'u'.

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

Add '-1v' to each side of the equation.
u + v + -1v = 3 + -1v

Combine like terms: v + -1v = 0
u + 0 = 3 + -1v
u = 3 + -1v

Simplifying
u = 3 + -1v

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