125b^2-320=0

Solution for 125b^2-320=0 equation:

Simplifying
125b2 + -320 = 0

Reorder the terms:
-320 + 125b2 = 0

Solving
-320 + 125b2 = 0

Solving for variable 'b'.

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

Add '320' to each side of the equation.
-320 + 320 + 125b2 = 0 + 320

Combine like terms: -320 + 320 = 0
0 + 125b2 = 0 + 320
125b2 = 0 + 320

Combine like terms: 0 + 320 = 320
125b2 = 320

Divide each side by '125'.
b2 = 2.56

Simplifying
b2 = 2.56

Take the square root of each side:
b = {-1.6, 1.6}