9=a^2x^2

Solution for 9=a^2x^2 equation:

Simplifying
9 = a2x2

Solving
9 = a2x2

Solving for variable 'a'.

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

Add '-1a2x2' to each side of the equation.
9 + -1a2x2 = a2x2 + -1a2x2

Combine like terms: a2x2 + -1a2x2 = 0
9 + -1a2x2 = 0

Add '-9' to each side of the equation.
9 + -9 + -1a2x2 = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -1a2x2 = 0 + -9
-1a2x2 = 0 + -9

Combine like terms: 0 + -9 = -9
-1a2x2 = -9

Divide each side by '-1x2'.
a2 = 9x-2

Simplifying
a2 = 9x-2

Take the square root of each side:
a = {-3x-1, 3x-1}