-4y(8+2y)=0

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Solution for -4y(8+2y)=0 equation: 


Simplifying
-4y(8 + 2y) = 0
(8 * -4y + 2y * -4y) = 0
(-32y + -8y2) = 0

Solving
-32y + -8y2 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), '-8y'.
-8y(4 + y) = 0

Ignore the factor -8.

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 '(4 + y)' equal to zero and attempt to solve:

Simplifying
4 + y = 0

Solving
4 + y = 0

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

Add '-4' to each side of the equation.
4 + -4 + y = 0 + -4

Combine like terms: 4 + -4 = 0
0 + y = 0 + -4
y = 0 + -4

Combine like terms: 0 + -4 = -4
y = -4

Simplifying
y = -4
Solution
y = {0, -4}

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