(3a)(3a)=54

Solution for (3a)(3a)=54 equation:

Simplifying
(3a)(3a) = 54

Remove parenthesis around (3a)
3a(3a) = 54

Remove parenthesis around (3a)
3a * 3a = 54

Reorder the terms for easier multiplication:
3 * 3a * a = 54

Multiply 3 * 3
9a * a = 54

Multiply a * a
9a2 = 54

Solving
9a2 = 54

Solving for variable 'a'.

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

Divide each side by '9'.
a2 = 6

Simplifying
a2 = 6

Take the square root of each side:
a = {-2.449489743, 2.449489743}