5b^2-320=0

Solution for 5b^2-320=0 equation:

Simplifying
5b2 + -320 = 0

Reorder the terms:
-320 + 5b2 = 0

Solving
-320 + 5b2 = 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 + 5b2 = 0 + 320

Combine like terms: -320 + 320 = 0
0 + 5b2 = 0 + 320
5b2 = 0 + 320

Combine like terms: 0 + 320 = 320
5b2 = 320

Divide each side by '5'.
b2 = 64

Simplifying
b2 = 64

Take the square root of each side:
b = {-8, 8}