3+x*x=30

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Solution for 3+x*x=30 equation: 


Simplifying
3 + x * x = 30

Multiply x * x
3 + x2 = 30

Solving
3 + x2 = 30

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 = 30 + -3

Combine like terms: 3 + -3 = 0
0 + x2 = 30 + -3
x2 = 30 + -3

Combine like terms: 30 + -3 = 27
x2 = 27

Simplifying
x2 = 27

Take the square root of each side:
x = {-5.196152423, 5.196152423}

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