V-18.4=3.9

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Solution for V-18.4=3.9 equation: 


Simplifying
V + -18.4 = 3.9

Reorder the terms:
-18.4 + V = 3.9

Solving
-18.4 + V = 3.9

Solving for variable 'V'.

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

Add '18.4' to each side of the equation.
-18.4 + 18.4 + V = 3.9 + 18.4

Combine like terms: -18.4 + 18.4 = 0.0
0.0 + V = 3.9 + 18.4
V = 3.9 + 18.4

Combine like terms: 3.9 + 18.4 = 22.3
V = 22.3

Simplifying
V = 22.3

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