b^2-64=

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Solution for b^2-64= equation: 


Simplifying
b2 + -64 = 0

Reorder the terms:
-64 + b2 = 0

Solving
-64 + b2 = 0

Solving for variable 'b'.

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

Add '64' to each side of the equation.
-64 + 64 + b2 = 0 + 64

Combine like terms: -64 + 64 = 0
0 + b2 = 0 + 64
b2 = 0 + 64

Combine like terms: 0 + 64 = 64
b2 = 64

Simplifying
b2 = 64

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

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