2x^2-3n-9=0

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Solution for 2x^2-3n-9=0 equation:


Simplifying
2x2 + -3n + -9 = 0

Reorder the terms:
-9 + -3n + 2x2 = 0

Solving
-9 + -3n + 2x2 = 0

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 + -3n + 9 + 2x2 = 0 + 9

Reorder the terms:
-9 + 9 + -3n + 2x2 = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -3n + 2x2 = 0 + 9
-3n + 2x2 = 0 + 9

Combine like terms: 0 + 9 = 9
-3n + 2x2 = 9

Add '-2x2' to each side of the equation.
-3n + 2x2 + -2x2 = 9 + -2x2

Combine like terms: 2x2 + -2x2 = 0
-3n + 0 = 9 + -2x2
-3n = 9 + -2x2

Divide each side by '-3'.
n = -3 + 0.6666666667x2

Simplifying
n = -3 + 0.6666666667x2

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