2x-.4=0.02

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Solution for 2x-.4=0.02 equation: 


Simplifying
2x + -0.4 = 0.02

Reorder the terms:
-0.4 + 2x = 0.02

Solving
-0.4 + 2x = 0.02

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 = 0.02 + 0.4

Combine like terms: -0.4 + 0.4 = 0.0
0.0 + 2x = 0.02 + 0.4
2x = 0.02 + 0.4

Combine like terms: 0.02 + 0.4 = 0.42
2x = 0.42

Divide each side by '2'.
x = 0.21

Simplifying
x = 0.21

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