72=3y^2

Solution for 72=3y^2 equation:

Simplifying
72 = 3y2

Solving
72 = 3y2

Solving for variable 'y'.

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

Add '-3y2' to each side of the equation.
72 + -3y2 = 3y2 + -3y2

Combine like terms: 3y2 + -3y2 = 0
72 + -3y2 = 0

Add '-72' to each side of the equation.
72 + -72 + -3y2 = 0 + -72

Combine like terms: 72 + -72 = 0
0 + -3y2 = 0 + -72
-3y2 = 0 + -72

Combine like terms: 0 + -72 = -72
-3y2 = -72

Divide each side by '-3'.
y2 = 24

Simplifying
y2 = 24

Take the square root of each side:
y = {-4.898979486, 4.898979486}