x^2+8=4x^2

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Solution for x^2+8=4x^2 equation: 


Simplifying
x2 + 8 = 4x2

Reorder the terms:
8 + x2 = 4x2

Solving
8 + x2 = 4x2

Solving for variable 'x'.

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

Add '-4x2' to each side of the equation.
8 + x2 + -4x2 = 4x2 + -4x2

Combine like terms: x2 + -4x2 = -3x2
8 + -3x2 = 4x2 + -4x2

Combine like terms: 4x2 + -4x2 = 0
8 + -3x2 = 0

Add '-8' to each side of the equation.
8 + -8 + -3x2 = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -3x2 = 0 + -8
-3x2 = 0 + -8

Combine like terms: 0 + -8 = -8
-3x2 = -8

Divide each side by '-3'.
x2 = 2.666666667

Simplifying
x2 = 2.666666667

Take the square root of each side:
x = {-1.632993162, 1.632993162}

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