0=-16x^2+20x

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Solution for 0=-16x^2+20x equation:


Simplifying
0 = -16x2 + 20x

Reorder the terms:
0 = 20x + -16x2

Solving
0 = 20x + -16x2

Solving for variable 'x'.
Remove the zero:
-20x + 16x2 = 20x + -16x2 + -20x + 16x2

Reorder the terms:
-20x + 16x2 = 20x + -20x + -16x2 + 16x2

Combine like terms: 20x + -20x = 0
-20x + 16x2 = 0 + -16x2 + 16x2
-20x + 16x2 = -16x2 + 16x2

Combine like terms: -16x2 + 16x2 = 0
-20x + 16x2 = 0

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

Ignore the factor 4.

Subproblem 1

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

Subproblem 2

Set the factor '(-5 + 4x)' equal to zero and attempt to solve: Simplifying -5 + 4x = 0 Solving -5 + 4x = 0 Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + 4x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + 4x = 0 + 5 4x = 0 + 5 Combine like terms: 0 + 5 = 5 4x = 5 Divide each side by '4'. x = 1.25 Simplifying x = 1.25

Solution

x = {0, 1.25}

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