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Simplifying
81b2 + -64t2 = 0
Solving
81b2 + -64t2 = 0
Solving for variable 'b'.
Move all terms containing b to the left, all other terms to the right.
Add '64t2' to each side of the equation.
81b2 + -64t2 + 64t2 = 0 + 64t2
Combine like terms: -64t2 + 64t2 = 0
81b2 + 0 = 0 + 64t2
81b2 = 0 + 64t2
Remove the zero:
81b2 = 64t2
Divide each side by '81'.
b2 = 0.7901234568t2
Simplifying
b2 = 0.7901234568t2
Take the square root of each side:
b = {-0.888888889t, 0.888888889t}
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