2X-.4=0

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Solution for 2X-.4=0 equation: 


Simplifying
2X + -0.4 = 0

Reorder the terms:
-0.4 + 2X = 0

Solving
-0.4 + 2X = 0

Solving for variable 'X'.

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

Add '0.4' to each side of the equation.
-0.4 + 0.4 + 2X = 0 + 0.4

Combine like terms: -0.4 + 0.4 = 0.0
0.0 + 2X = 0 + 0.4
2X = 0 + 0.4

Combine like terms: 0 + 0.4 = 0.4
2X = 0.4

Divide each side by '2'.
X = 0.2

Simplifying
X = 0.2

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