(4y-8y)(10y-5)=

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Solution for (4y-8y)(10y-5)= equation:


Simplifying
(4y + -8y)(10y + -5) = 0

Combine like terms: 4y + -8y = -4y
(-4y)(10y + -5) = 0

Remove parenthesis around (-4y)
-4y(10y + -5) = 0

Reorder the terms:
-4y(-5 + 10y) = 0
(-5 * -4y + 10y * -4y) = 0
(20y + -40y2) = 0

Solving
20y + -40y2 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), '20y'.
20y(1 + -2y) = 0

Ignore the factor 20.

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 + -2y)' equal to zero and attempt to solve: Simplifying 1 + -2y = 0 Solving 1 + -2y = 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 + -2y = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -2y = 0 + -1 -2y = 0 + -1 Combine like terms: 0 + -1 = -1 -2y = -1 Divide each side by '-2'. y = 0.5 Simplifying y = 0.5

Solution

y = {0, 0.5}

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