7w(8w-9)(w+6)=0

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Solution for 7w(8w-9)(w+6)=0 equation:


Simplifying
7w(8w + -9)(w + 6) = 0

Reorder the terms:
7w(-9 + 8w)(w + 6) = 0

Reorder the terms:
7w(-9 + 8w)(6 + w) = 0

Multiply (-9 + 8w) * (6 + w)
7w(-9(6 + w) + 8w * (6 + w)) = 0
7w((6 * -9 + w * -9) + 8w * (6 + w)) = 0
7w((-54 + -9w) + 8w * (6 + w)) = 0
7w(-54 + -9w + (6 * 8w + w * 8w)) = 0
7w(-54 + -9w + (48w + 8w2)) = 0

Combine like terms: -9w + 48w = 39w
7w(-54 + 39w + 8w2) = 0
(-54 * 7w + 39w * 7w + 8w2 * 7w) = 0
(-378w + 273w2 + 56w3) = 0

Solving
-378w + 273w2 + 56w3 = 0

Solving for variable 'w'.

Factor out the Greatest Common Factor (GCF), '7w'.
7w(-54 + 39w + 8w2) = 0

Factor a trinomial.
7w((-6 + -1w)(9 + -8w)) = 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 '(-6 + -1w)' equal to zero and attempt to solve: Simplifying -6 + -1w = 0 Solving -6 + -1w = 0 Move all terms containing w to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + -1w = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -1w = 0 + 6 -1w = 0 + 6 Combine like terms: 0 + 6 = 6 -1w = 6 Divide each side by '-1'. w = -6 Simplifying w = -6

Subproblem 3

Set the factor '(9 + -8w)' equal to zero and attempt to solve: Simplifying 9 + -8w = 0 Solving 9 + -8w = 0 Move all terms containing w to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -8w = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -8w = 0 + -9 -8w = 0 + -9 Combine like terms: 0 + -9 = -9 -8w = -9 Divide each side by '-8'. w = 1.125 Simplifying w = 1.125

Solution

w = {0, -6, 1.125}

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