4+x*x=4

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Solution for 4+x*x=4 equation: 


Simplifying
4 + x * x = 4

Multiply x * x
4 + x2 = 4

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

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

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

Solving
x2 = 0

Solving for variable 'x'.

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

Simplifying
x2 = 0

Take the square root of each side:
x = {0}

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