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Simplifying
64x4 + -9b2 = 0
Reorder the terms:
-9b2 + 64x4 = 0
Solving
-9b2 + 64x4 = 0
Solving for variable 'b'.
Move all terms containing b to the left, all other terms to the right.
Add '-64x4' to each side of the equation.
-9b2 + 64x4 + -64x4 = 0 + -64x4
Combine like terms: 64x4 + -64x4 = 0
-9b2 + 0 = 0 + -64x4
-9b2 = 0 + -64x4
Remove the zero:
-9b2 = -64x4
Divide each side by '-9'.
b2 = 7.111111111x4
Simplifying
b2 = 7.111111111x4
Take the square root of each side:
b = {-2.666666667x2, 2.666666667x2}
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