45n^2+20n=0

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Solution for 45n^2+20n=0 equation:


Simplifying
45n2 + 20n = 0

Reorder the terms:
20n + 45n2 = 0

Solving
20n + 45n2 = 0

Solving for variable 'n'.

Factor out the Greatest Common Factor (GCF), '5n'.
5n(4 + 9n) = 0

Ignore the factor 5.

Subproblem 1

Set the factor 'n' equal to zero and attempt to solve: Simplifying n = 0 Solving n = 0 Move all terms containing n to the left, all other terms to the right. Simplifying n = 0

Subproblem 2

Set the factor '(4 + 9n)' equal to zero and attempt to solve: Simplifying 4 + 9n = 0 Solving 4 + 9n = 0 Move all terms containing n to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + 9n = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 9n = 0 + -4 9n = 0 + -4 Combine like terms: 0 + -4 = -4 9n = -4 Divide each side by '9'. n = -0.4444444444 Simplifying n = -0.4444444444

Solution

n = {0, -0.4444444444}

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