3+x^2=19

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Solution for 3+x^2=19 equation:


Simplifying
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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