X^2+3=19

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Solution for X^2+3=19 equation: 


Simplifying
X2 + 3 = 19

Reorder the terms:
3 + X2 = 19

Solving
3 + X2 = 19

Solving for variable 'X'.

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

Add '-3' to each side of the equation.
3 + -3 + X2 = 19 + -3

Combine like terms: 3 + -3 = 0
0 + X2 = 19 + -3
X2 = 19 + -3

Combine like terms: 19 + -3 = 16
X2 = 16

Simplifying
X2 = 16

Take the square root of each side:
X = {-4, 4}

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