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Simplifying
3b2 + -9 = 0
Reorder the terms:
-9 + 3b2 = 0
Solving
-9 + 3b2 = 0
Solving for variable 'b'.
Move all terms containing b to the left, all other terms to the right.
Add '9' to each side of the equation.
-9 + 9 + 3b2 = 0 + 9
Combine like terms: -9 + 9 = 0
0 + 3b2 = 0 + 9
3b2 = 0 + 9
Combine like terms: 0 + 9 = 9
3b2 = 9
Divide each side by '3'.
b2 = 3
Simplifying
b2 = 3
Take the square root of each side:
b = {-1.732050808, 1.732050808}
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