3n+0.4=1

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Solution for 3n+0.4=1 equation: 


Simplifying
3n + 0.4 = 1

Reorder the terms:
0.4 + 3n = 1

Solving
0.4 + 3n = 1

Solving for variable 'n'.

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

Add '-0.4' to each side of the equation.
0.4 + -0.4 + 3n = 1 + -0.4

Combine like terms: 0.4 + -0.4 = 0.0
0.0 + 3n = 1 + -0.4
3n = 1 + -0.4

Combine like terms: 1 + -0.4 = 0.6
3n = 0.6

Divide each side by '3'.
n = 0.2

Simplifying
n = 0.2

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