2w(9w+7)=0

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Solution for 2w(9w+7)=0 equation: 


Simplifying
2w(9w + 7) = 0

Reorder the terms:
2w(7 + 9w) = 0
(7 * 2w + 9w * 2w) = 0
(14w + 18w2) = 0

Solving
14w + 18w2 = 0

Solving for variable 'w'.

Factor out the Greatest Common Factor (GCF), '2w'.
2w(7 + 9w) = 0

Ignore the factor 2.

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 '(7 + 9w)' equal to zero and attempt to solve:

Simplifying
7 + 9w = 0

Solving
7 + 9w = 0

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

Add '-7' to each side of the equation.
7 + -7 + 9w = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 9w = 0 + -7
9w = 0 + -7

Combine like terms: 0 + -7 = -7
9w = -7

Divide each side by '9'.
w = -0.7777777778

Simplifying
w = -0.7777777778
Solution
w = {0, -0.7777777778}

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