36-9a^2=0

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Solution for 36-9a^2=0 equation: 


Simplifying
36 + -9a2 = 0

Solving
36 + -9a2 = 0

Solving for variable 'a'.

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

Add '-36' to each side of the equation.
36 + -36 + -9a2 = 0 + -36

Combine like terms: 36 + -36 = 0
0 + -9a2 = 0 + -36
-9a2 = 0 + -36

Combine like terms: 0 + -36 = -36
-9a2 = -36

Divide each side by '-9'.
a2 = 4

Simplifying
a2 = 4

Take the square root of each side:
a = {-2, 2}

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