3w^2+9-120=0

Solution for 3w^2+9-120=0 equation:

Simplifying
3w2 + 9 + -120 = 0

Reorder the terms:
9 + -120 + 3w2 = 0

Combine like terms: 9 + -120 = -111
-111 + 3w2 = 0

Solving
-111 + 3w2 = 0

Solving for variable 'w'.

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

Add '111' to each side of the equation.
-111 + 111 + 3w2 = 0 + 111

Combine like terms: -111 + 111 = 0
0 + 3w2 = 0 + 111
3w2 = 0 + 111

Combine like terms: 0 + 111 = 111
3w2 = 111

Divide each side by '3'.
w2 = 37

Simplifying
w2 = 37

Take the square root of each side:
w = {-6.08276253, 6.08276253}