12=2b^2

Solution for 12=2b^2 equation:

Simplifying
12 = 2b2

Solving
12 = 2b2

Solving for variable 'b'.

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

Add '-2b2' to each side of the equation.
12 + -2b2 = 2b2 + -2b2

Combine like terms: 2b2 + -2b2 = 0
12 + -2b2 = 0

Add '-12' to each side of the equation.
12 + -12 + -2b2 = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -2b2 = 0 + -12
-2b2 = 0 + -12

Combine like terms: 0 + -12 = -12
-2b2 = -12

Divide each side by '-2'.
b2 = 6

Simplifying
b2 = 6

Take the square root of each side:
b = {-2.449489743, 2.449489743}