2x^2-125+4x^2=330

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Solution for 2x^2-125+4x^2=330 equation: 


Simplifying
2x2 + -125 + 4x2 = 330

Reorder the terms:
-125 + 2x2 + 4x2 = 330

Combine like terms: 2x2 + 4x2 = 6x2
-125 + 6x2 = 330

Solving
-125 + 6x2 = 330

Solving for variable 'x'.

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

Add '125' to each side of the equation.
-125 + 125 + 6x2 = 330 + 125

Combine like terms: -125 + 125 = 0
0 + 6x2 = 330 + 125
6x2 = 330 + 125

Combine like terms: 330 + 125 = 455
6x2 = 455

Divide each side by '6'.
x2 = 75.83333333

Simplifying
x2 = 75.83333333

Take the square root of each side:
x = {-8.708233652, 8.708233652}

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