2=3+u

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Solution for 2=3+u equation: 


Simplifying
2 = 3 + u

Solving
2 = 3 + u

Solving for variable 'u'.

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

Add '-1u' to each side of the equation.
2 + -1u = 3 + u + -1u

Combine like terms: u + -1u = 0
2 + -1u = 3 + 0
2 + -1u = 3

Add '-2' to each side of the equation.
2 + -2 + -1u = 3 + -2

Combine like terms: 2 + -2 = 0
0 + -1u = 3 + -2
-1u = 3 + -2

Combine like terms: 3 + -2 = 1
-1u = 1

Divide each side by '-1'.
u = -1

Simplifying
u = -1

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