4x^2-5=55

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Solution for 4x^2-5=55 equation:


Simplifying
4x2 + -5 = 55

Reorder the terms:
-5 + 4x2 = 55

Solving
-5 + 4x2 = 55

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 4x2 = 55 + 5

Combine like terms: -5 + 5 = 0
0 + 4x2 = 55 + 5
4x2 = 55 + 5

Combine like terms: 55 + 5 = 60
4x2 = 60

Divide each side by '4'.
x2 = 15

Simplifying
x2 = 15

Take the square root of each side:
x = {-3.872983346, 3.872983346}

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