41-x^2=21

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Solution for 41-x^2=21 equation: 


Simplifying
41 + -1x2 = 21

Solving
41 + -1x2 = 21

Solving for variable 'x'.

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

Add '-41' to each side of the equation.
41 + -41 + -1x2 = 21 + -41

Combine like terms: 41 + -41 = 0
0 + -1x2 = 21 + -41
-1x2 = 21 + -41

Combine like terms: 21 + -41 = -20
-1x2 = -20

Divide each side by '-1'.
x2 = 20

Simplifying
x2 = 20

Take the square root of each side:
x = {-4.472135955, 4.472135955}

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