b^2+6-72=0

Solution for b^2+6-72=0 equation:

Simplifying
b2 + 6 + -72 = 0

Reorder the terms:
6 + -72 + b2 = 0

Combine like terms: 6 + -72 = -66
-66 + b2 = 0

Solving
-66 + b2 = 0

Solving for variable 'b'.

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

Add '66' to each side of the equation.
-66 + 66 + b2 = 0 + 66

Combine like terms: -66 + 66 = 0
0 + b2 = 0 + 66
b2 = 0 + 66

Combine like terms: 0 + 66 = 66
b2 = 66

Simplifying
b2 = 66

Take the square root of each side:
b = {-8.124038405, 8.124038405}