7n^2-4=108

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Solution for 7n^2-4=108 equation: 


Simplifying
7n2 + -4 = 108

Reorder the terms:
-4 + 7n2 = 108

Solving
-4 + 7n2 = 108

Solving for variable 'n'.

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

Add '4' to each side of the equation.
-4 + 4 + 7n2 = 108 + 4

Combine like terms: -4 + 4 = 0
0 + 7n2 = 108 + 4
7n2 = 108 + 4

Combine like terms: 108 + 4 = 112
7n2 = 112

Divide each side by '7'.
n2 = 16

Simplifying
n2 = 16

Take the square root of each side:
n = {-4, 4}

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