4n^2=20n^2-9

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Solution for 4n^2=20n^2-9 equation: 


Simplifying
4n2 = 20n2 + -9

Reorder the terms:
4n2 = -9 + 20n2

Solving
4n2 = -9 + 20n2

Solving for variable 'n'.

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

Add '-20n2' to each side of the equation.
4n2 + -20n2 = -9 + 20n2 + -20n2

Combine like terms: 4n2 + -20n2 = -16n2
-16n2 = -9 + 20n2 + -20n2

Combine like terms: 20n2 + -20n2 = 0
-16n2 = -9 + 0
-16n2 = -9

Divide each side by '-16'.
n2 = 0.5625

Simplifying
n2 = 0.5625

Take the square root of each side:
n = {-0.75, 0.75}

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