x^2+1=16

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Solution for x^2+1=16 equation: 


Simplifying
x2 + 1 = 16

Reorder the terms:
1 + x2 = 16

Solving
1 + x2 = 16

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + x2 = 16 + -1

Combine like terms: 1 + -1 = 0
0 + x2 = 16 + -1
x2 = 16 + -1

Combine like terms: 16 + -1 = 15
x2 = 15

Simplifying
x2 = 15

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

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