3w^2-15=0

Solution for 3w^2-15=0 equation:

Simplifying
3w2 + -15 = 0

Reorder the terms:
-15 + 3w2 = 0

Solving
-15 + 3w2 = 0

Solving for variable 'w'.

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

Add '15' to each side of the equation.
-15 + 15 + 3w2 = 0 + 15

Combine like terms: -15 + 15 = 0
0 + 3w2 = 0 + 15
3w2 = 0 + 15

Combine like terms: 0 + 15 = 15
3w2 = 15

Divide each side by '3'.
w2 = 5

Simplifying
w2 = 5

Take the square root of each side:
w = {-2.236067978, 2.236067978}