4b^2-81p^2=0

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Solution for 4b^2-81p^2=0 equation: 


Simplifying
4b2 + -81p2 = 0

Solving
4b2 + -81p2 = 0

Solving for variable 'b'.

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

Add '81p2' to each side of the equation.
4b2 + -81p2 + 81p2 = 0 + 81p2

Combine like terms: -81p2 + 81p2 = 0
4b2 + 0 = 0 + 81p2
4b2 = 0 + 81p2
Remove the zero:
4b2 = 81p2

Divide each side by '4'.
b2 = 20.25p2

Simplifying
b2 = 20.25p2

Take the square root of each side:
b = {-4.5p, 4.5p}

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