2-a^2-4=

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Solution for 2-a^2-4= equation:


Simplifying
2 + -1a2 + -4 = 0

Reorder the terms:
2 + -4 + -1a2 = 0

Combine like terms: 2 + -4 = -2
-2 + -1a2 = 0

Solving
-2 + -1a2 = 0

Solving for variable 'a'.

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

Add '2' to each side of the equation.
-2 + 2 + -1a2 = 0 + 2

Combine like terms: -2 + 2 = 0
0 + -1a2 = 0 + 2
-1a2 = 0 + 2

Combine like terms: 0 + 2 = 2
-1a2 = 2

Divide each side by '-1'.
a2 = -2

Simplifying
a2 = -2

Reorder the terms:
2 + a2 = -2 + 2

Combine like terms: -2 + 2 = 0
2 + a2 = 0

The solution to this equation could not be determined.

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