5+4x^2=54

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Solution for 5+4x^2=54 equation: 


Simplifying
5 + 4x2 = 54

Solving
5 + 4x2 = 54

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 = 54 + -5

Combine like terms: 5 + -5 = 0
0 + 4x2 = 54 + -5
4x2 = 54 + -5

Combine like terms: 54 + -5 = 49
4x2 = 49

Divide each side by '4'.
x2 = 12.25

Simplifying
x2 = 12.25

Take the square root of each side:
x = {-3.5, 3.5}

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