9n^2-4=572

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Solution for 9n^2-4=572 equation: 


Simplifying
9n2 + -4 = 572

Reorder the terms:
-4 + 9n2 = 572

Solving
-4 + 9n2 = 572

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 + 9n2 = 572 + 4

Combine like terms: -4 + 4 = 0
0 + 9n2 = 572 + 4
9n2 = 572 + 4

Combine like terms: 572 + 4 = 576
9n2 = 576

Divide each side by '9'.
n2 = 64

Simplifying
n2 = 64

Take the square root of each side:
n = {-8, 8}

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