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Simplifying
9n2 + 3 = 480
Reorder the terms:
3 + 9n2 = 480
Solving
3 + 9n2 = 480
Solving for variable 'n'.
Move all terms containing n to the left, all other terms to the right.
Add '-3' to each side of the equation.
3 + -3 + 9n2 = 480 + -3
Combine like terms: 3 + -3 = 0
0 + 9n2 = 480 + -3
9n2 = 480 + -3
Combine like terms: 480 + -3 = 477
9n2 = 477
Divide each side by '9'.
n2 = 53
Simplifying
n2 = 53
Take the square root of each side:
n = {-7.280109889, 7.280109889}
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