A^2-27=0

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Solution for A^2-27=0 equation: 


Simplifying
A2 + -27 = 0

Reorder the terms:
-27 + A2 = 0

Solving
-27 + A2 = 0

Solving for variable 'A'.

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

Add '27' to each side of the equation.
-27 + 27 + A2 = 0 + 27

Combine like terms: -27 + 27 = 0
0 + A2 = 0 + 27
A2 = 0 + 27

Combine like terms: 0 + 27 = 27
A2 = 27

Simplifying
A2 = 27

Take the square root of each side:
A = {-5.196152423, 5.196152423}

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