x^2+16=31

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Solution for x^2+16=31 equation: 


Simplifying
x2 + 16 = 31

Reorder the terms:
16 + x2 = 31

Solving
16 + x2 = 31

Solving for variable 'x'.

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

Add '-16' to each side of the equation.
16 + -16 + x2 = 31 + -16

Combine like terms: 16 + -16 = 0
0 + x2 = 31 + -16
x2 = 31 + -16

Combine like terms: 31 + -16 = 15
x2 = 15

Simplifying
x2 = 15

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

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