4y(5y-8)+28y=

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Solution for 4y(5y-8)+28y= equation:


Simplifying
4y(5y + -8) + 28y = 0

Reorder the terms:
4y(-8 + 5y) + 28y = 0
(-8 * 4y + 5y * 4y) + 28y = 0
(-32y + 20y2) + 28y = 0

Reorder the terms:
-32y + 28y + 20y2 = 0

Combine like terms: -32y + 28y = -4y
-4y + 20y2 = 0

Solving
-4y + 20y2 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), '4y'.
4y(-1 + 5y) = 0

Ignore the factor 4.

Subproblem 1

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

Subproblem 2

Set the factor '(-1 + 5y)' equal to zero and attempt to solve: Simplifying -1 + 5y = 0 Solving -1 + 5y = 0 Move all terms containing y to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + 5y = 0 + 1 Combine like terms: -1 + 1 = 0 0 + 5y = 0 + 1 5y = 0 + 1 Combine like terms: 0 + 1 = 1 5y = 1 Divide each side by '5'. y = 0.2 Simplifying y = 0.2

Solution

y = {0, 0.2}

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