4x^2-23=0

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Solution for 4x^2-23=0 equation:


Simplifying
4x2 + -23 = 0

Reorder the terms:
-23 + 4x2 = 0

Solving
-23 + 4x2 = 0

Solving for variable 'x'.

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

Add '23' to each side of the equation.
-23 + 23 + 4x2 = 0 + 23

Combine like terms: -23 + 23 = 0
0 + 4x2 = 0 + 23
4x2 = 0 + 23

Combine like terms: 0 + 23 = 23
4x2 = 23

Divide each side by '4'.
x2 = 5.75

Simplifying
x2 = 5.75

Take the square root of each side:
x = {-2.397915762, 2.397915762}

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