2(3b^2-6-30)=0

Solution for 2(3b^2-6-30)=0 equation:

Simplifying
2(3b2 + -6 + -30) = 0

Reorder the terms:
2(-6 + -30 + 3b2) = 0

Combine like terms: -6 + -30 = -36
2(-36 + 3b2) = 0
(-36 * 2 + 3b2 * 2) = 0
(-72 + 6b2) = 0

Solving
-72 + 6b2 = 0

Solving for variable 'b'.

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

Add '72' to each side of the equation.
-72 + 72 + 6b2 = 0 + 72

Combine like terms: -72 + 72 = 0
0 + 6b2 = 0 + 72
6b2 = 0 + 72

Combine like terms: 0 + 72 = 72
6b2 = 72

Divide each side by '6'.
b2 = 12

Simplifying
b2 = 12

Take the square root of each side:
b = {-3.464101615, 3.464101615}