16-a^2=

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Solution for 16-a^2= equation: 


Simplifying
16 + -1a2 = 0

Solving
16 + -1a2 = 0

Solving for variable 'a'.

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

Add '-16' to each side of the equation.
16 + -16 + -1a2 = 0 + -16

Combine like terms: 16 + -16 = 0
0 + -1a2 = 0 + -16
-1a2 = 0 + -16

Combine like terms: 0 + -16 = -16
-1a2 = -16

Divide each side by '-1'.
a2 = 16

Simplifying
a2 = 16

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

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