15+4x^2=39

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Solution for 15+4x^2=39 equation: 


Simplifying
15 + 4x2 = 39

Solving
15 + 4x2 = 39

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 4x2 = 39 + -15

Combine like terms: 15 + -15 = 0
0 + 4x2 = 39 + -15
4x2 = 39 + -15

Combine like terms: 39 + -15 = 24
4x2 = 24

Divide each side by '4'.
x2 = 6

Simplifying
x2 = 6

Take the square root of each side:
x = {-2.449489743, 2.449489743}

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