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Simplifying
2n2 + 9 = 179
Reorder the terms:
9 + 2n2 = 179
Solving
9 + 2n2 = 179
Solving for variable 'n'.
Move all terms containing n to the left, all other terms to the right.
Add '-9' to each side of the equation.
9 + -9 + 2n2 = 179 + -9
Combine like terms: 9 + -9 = 0
0 + 2n2 = 179 + -9
2n2 = 179 + -9
Combine like terms: 179 + -9 = 170
2n2 = 170
Divide each side by '2'.
n2 = 85
Simplifying
n2 = 85
Take the square root of each side:
n = {-9.219544457, 9.219544457}
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