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Simplifying
9n2 + -6 = 39
Reorder the terms:
-6 + 9n2 = 39
Solving
-6 + 9n2 = 39
Solving for variable 'n'.
Move all terms containing n to the left, all other terms to the right.
Add '6' to each side of the equation.
-6 + 6 + 9n2 = 39 + 6
Combine like terms: -6 + 6 = 0
0 + 9n2 = 39 + 6
9n2 = 39 + 6
Combine like terms: 39 + 6 = 45
9n2 = 45
Divide each side by '9'.
n2 = 5
Simplifying
n2 = 5
Take the square root of each side:
n = {-2.236067978, 2.236067978}
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