x^2+4=17

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Solution for x^2+4=17 equation: 


Simplifying
x2 + 4 = 17

Reorder the terms:
4 + x2 = 17

Solving
4 + x2 = 17

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + x2 = 17 + -4

Combine like terms: 4 + -4 = 0
0 + x2 = 17 + -4
x2 = 17 + -4

Combine like terms: 17 + -4 = 13
x2 = 13

Simplifying
x2 = 13

Take the square root of each side:
x = {-3.605551275, 3.605551275}

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