7n^2-1=0

Solution for 7n^2-1=0 equation:

Simplifying
7n2 + -1 = 0

Reorder the terms:
-1 + 7n2 = 0

Solving
-1 + 7n2 = 0

Solving for variable 'n'.

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

Add '1' to each side of the equation.
-1 + 1 + 7n2 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 7n2 = 0 + 1
7n2 = 0 + 1

Combine like terms: 0 + 1 = 1
7n2 = 1

Divide each side by '7'.
n2 = 0.1428571429

Simplifying
n2 = 0.1428571429

Take the square root of each side:
n = {-0.377964473, 0.377964473}