x^2+12=40

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Solution for x^2+12=40 equation: 


Simplifying
x2 + 12 = 40

Reorder the terms:
12 + x2 = 40

Solving
12 + x2 = 40

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + x2 = 40 + -12

Combine like terms: 12 + -12 = 0
0 + x2 = 40 + -12
x2 = 40 + -12

Combine like terms: 40 + -12 = 28
x2 = 28

Simplifying
x2 = 28

Take the square root of each side:
x = {-5.291502622, 5.291502622}

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