768=3a*a

Solution for 768=3a*a equation:

Simplifying
768 = 3a * a

Multiply a * a
768 = 3a2

Solving
768 = 3a2

Solving for variable 'a'.

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

Add '-3a2' to each side of the equation.
768 + -3a2 = 3a2 + -3a2

Combine like terms: 3a2 + -3a2 = 0
768 + -3a2 = 0

Add '-768' to each side of the equation.
768 + -768 + -3a2 = 0 + -768

Combine like terms: 768 + -768 = 0
0 + -3a2 = 0 + -768
-3a2 = 0 + -768

Combine like terms: 0 + -768 = -768
-3a2 = -768

Divide each side by '-3'.
a2 = 256

Simplifying
a2 = 256

Take the square root of each side:
a = {-16, 16}