4-x^2=16

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Solution for 4-x^2=16 equation:


Simplifying
4 + -1x2 = 16

Solving
4 + -1x2 = 16

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + -1x2 = 16 + -4

Combine like terms: 4 + -4 = 0
0 + -1x2 = 16 + -4
-1x2 = 16 + -4

Combine like terms: 16 + -4 = 12
-1x2 = 12

Divide each side by '-1'.
x2 = -12

Simplifying
x2 = -12

Reorder the terms:
12 + x2 = -12 + 12

Combine like terms: -12 + 12 = 0
12 + x2 = 0

The solution to this equation could not be determined.

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