6n^2-.42=0

Solution for 6n^2-.42=0 equation:

Simplifying
6n2 + -0.42 = 0

Reorder the terms:
-0.42 + 6n2 = 0

Solving
-0.42 + 6n2 = 0

Solving for variable 'n'.

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

Add '0.42' to each side of the equation.
-0.42 + 0.42 + 6n2 = 0 + 0.42

Combine like terms: -0.42 + 0.42 = 0.00
0.00 + 6n2 = 0 + 0.42
6n2 = 0 + 0.42

Combine like terms: 0 + 0.42 = 0.42
6n2 = 0.42

Divide each side by '6'.
n2 = 0.07

Simplifying
n2 = 0.07

Take the square root of each side:
n = {-0.264575131, 0.264575131}