(13w+9)(4w-3)=0

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Solution for (13w+9)(4w-3)=0 equation:


Simplifying
(13w + 9)(4w + -3) = 0

Reorder the terms:
(9 + 13w)(4w + -3) = 0

Reorder the terms:
(9 + 13w)(-3 + 4w) = 0

Multiply (9 + 13w) * (-3 + 4w)
(9(-3 + 4w) + 13w * (-3 + 4w)) = 0
((-3 * 9 + 4w * 9) + 13w * (-3 + 4w)) = 0
((-27 + 36w) + 13w * (-3 + 4w)) = 0
(-27 + 36w + (-3 * 13w + 4w * 13w)) = 0
(-27 + 36w + (-39w + 52w2)) = 0

Combine like terms: 36w + -39w = -3w
(-27 + -3w + 52w2) = 0

Solving
-27 + -3w + 52w2 = 0

Solving for variable 'w'.

Factor a trinomial.
(-9 + -13w)(3 + -4w) = 0

Subproblem 1

Set the factor '(-9 + -13w)' equal to zero and attempt to solve: Simplifying -9 + -13w = 0 Solving -9 + -13w = 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 + -13w = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -13w = 0 + 9 -13w = 0 + 9 Combine like terms: 0 + 9 = 9 -13w = 9 Divide each side by '-13'. w = -0.6923076923 Simplifying w = -0.6923076923

Subproblem 2

Set the factor '(3 + -4w)' equal to zero and attempt to solve: Simplifying 3 + -4w = 0 Solving 3 + -4w = 0 Move all terms containing w to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -4w = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -4w = 0 + -3 -4w = 0 + -3 Combine like terms: 0 + -3 = -3 -4w = -3 Divide each side by '-4'. w = 0.75 Simplifying w = 0.75

Solution

w = {-0.6923076923, 0.75}

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