b^2-3=6

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Solution for b^2-3=6 equation: 


Simplifying
b2 + -3 = 6

Reorder the terms:
-3 + b2 = 6

Solving
-3 + b2 = 6

Solving for variable 'b'.

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

Add '3' to each side of the equation.
-3 + 3 + b2 = 6 + 3

Combine like terms: -3 + 3 = 0
0 + b2 = 6 + 3
b2 = 6 + 3

Combine like terms: 6 + 3 = 9
b2 = 9

Simplifying
b2 = 9

Take the square root of each side:
b = {-3, 3}

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