20c^2-45d^2=0

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Solution for 20c^2-45d^2=0 equation: 


Simplifying
20c2 + -45d2 = 0

Solving
20c2 + -45d2 = 0

Solving for variable 'c'.

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

Add '45d2' to each side of the equation.
20c2 + -45d2 + 45d2 = 0 + 45d2

Combine like terms: -45d2 + 45d2 = 0
20c2 + 0 = 0 + 45d2
20c2 = 0 + 45d2
Remove the zero:
20c2 = 45d2

Divide each side by '20'.
c2 = 2.25d2

Simplifying
c2 = 2.25d2

Take the square root of each side:
c = {-1.5d, 1.5d}

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