81a^2-25b^2=0

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Solution for 81a^2-25b^2=0 equation: 


Simplifying
81a2 + -25b2 = 0

Solving
81a2 + -25b2 = 0

Solving for variable 'a'.

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

Add '25b2' to each side of the equation.
81a2 + -25b2 + 25b2 = 0 + 25b2

Combine like terms: -25b2 + 25b2 = 0
81a2 + 0 = 0 + 25b2
81a2 = 0 + 25b2
Remove the zero:
81a2 = 25b2

Divide each side by '81'.
a2 = 0.3086419753b2

Simplifying
a2 = 0.3086419753b2

Take the square root of each side:
a = {-0.555555556b, 0.555555556b}

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