A^2+9=25

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Solution for A^2+9=25 equation: 


Simplifying
A2 + 9 = 25

Reorder the terms:
9 + A2 = 25

Solving
9 + A2 = 25

Solving for variable 'A'.

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

Add '-9' to each side of the equation.
9 + -9 + A2 = 25 + -9

Combine like terms: 9 + -9 = 0
0 + A2 = 25 + -9
A2 = 25 + -9

Combine like terms: 25 + -9 = 16
A2 = 16

Simplifying
A2 = 16

Take the square root of each side:
A = {-4, 4}

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