3y^2-300=0

Solution for 3y^2-300=0 equation:

Simplifying
3y2 + -300 = 0

Reorder the terms:
-300 + 3y2 = 0

Solving
-300 + 3y2 = 0

Solving for variable 'y'.

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

Add '300' to each side of the equation.
-300 + 300 + 3y2 = 0 + 300

Combine like terms: -300 + 300 = 0
0 + 3y2 = 0 + 300
3y2 = 0 + 300

Combine like terms: 0 + 300 = 300
3y2 = 300

Divide each side by '3'.
y2 = 100

Simplifying
y2 = 100

Take the square root of each side:
y = {-10, 10}