U+3=0

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Solution for U+3=0 equation: 


Simplifying
U + 3 = 0

Reorder the terms:
3 + U = 0

Solving
3 + U = 0

Solving for variable 'U'.

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

Add '-3' to each side of the equation.
3 + -3 + U = 0 + -3

Combine like terms: 3 + -3 = 0
0 + U = 0 + -3
U = 0 + -3

Combine like terms: 0 + -3 = -3
U = -3

Simplifying
U = -3

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