(8x^2)-24=(3x^2)-9

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Solution for (8x^2)-24=(3x^2)-9 equation:


Simplifying
(8x2) + -24 = (3x2) + -9

Reorder the terms:
-24 + (8x2) = (3x2) + -9

Reorder the terms:
-24 + (8x2) = -9 + (3x2)

Solving
-24 + (8x2) = -9 + (3x2)

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '(-3x2)' to each side of the equation.
-24 + (8x2) + (-3x2) = -9 + (3x2) + (-3x2)

Combine like terms: (8x2) + (-3x2) = 5x2
-24 + 5x2 = -9 + (3x2) + (-3x2)

Combine like terms: (3x2) + (-3x2) = 0
-24 + 5x2 = -9 + 0
-24 + 5x2 = -9

Add '24' to each side of the equation.
-24 + 24 + 5x2 = -9 + 24

Combine like terms: -24 + 24 = 0
0 + 5x2 = -9 + 24
5x2 = -9 + 24

Combine like terms: -9 + 24 = 15
5x2 = 15

Divide each side by '5'.
x2 = 3

Simplifying
x2 = 3

Take the square root of each side:
x = {-1.732050808, 1.732050808}

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