A^2-4=a^2+5-4

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Solution for A^2-4=a^2+5-4 equation: 


Simplifying
A2 + -4 = a2 + 5 + -4

Reorder the terms:
-4 + A2 = a2 + 5 + -4

Reorder the terms:
-4 + A2 = 5 + -4 + a2

Combine like terms: 5 + -4 = 1
-4 + A2 = 1 + a2

Solving
-4 + A2 = 1 + a2

Solving for variable 'A'.

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

Add '4' to each side of the equation.
-4 + 4 + A2 = 1 + 4 + a2

Combine like terms: -4 + 4 = 0
0 + A2 = 1 + 4 + a2
A2 = 1 + 4 + a2

Combine like terms: 1 + 4 = 5
A2 = 5 + a2

Simplifying
A2 = 5 + a2

Reorder the terms:
-5 + A2 + -1a2 = 5 + a2 + -5 + -1a2

Reorder the terms:
-5 + A2 + -1a2 = 5 + -5 + a2 + -1a2

Combine like terms: 5 + -5 = 0
-5 + A2 + -1a2 = 0 + a2 + -1a2
-5 + A2 + -1a2 = a2 + -1a2

Combine like terms: a2 + -1a2 = 0
-5 + A2 + -1a2 = 0

The solution to this equation could not be determined.

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