7w(w+4)=0

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Solution for 7w(w+4)=0 equation: 


Simplifying
7w(w + 4) = 0

Reorder the terms:
7w(4 + w) = 0
(4 * 7w + w * 7w) = 0
(28w + 7w2) = 0

Solving
28w + 7w2 = 0

Solving for variable 'w'.

Factor out the Greatest Common Factor (GCF), '7w'.
7w(4 + w) = 0

Ignore the factor 7.

Subproblem 1
Set the factor 'w' equal to zero and attempt to solve:

Simplifying
w = 0

Solving
w = 0

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

Simplifying
w = 0

Subproblem 2
Set the factor '(4 + w)' equal to zero and attempt to solve:

Simplifying
4 + w = 0

Solving
4 + w = 0

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

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

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

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

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

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