(3w+5)(4+w)=0

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Solution for (3w+5)(4+w)=0 equation:


Simplifying
(3w + 5)(4 + w) = 0

Reorder the terms:
(5 + 3w)(4 + w) = 0

Multiply (5 + 3w) * (4 + w)
(5(4 + w) + 3w * (4 + w)) = 0
((4 * 5 + w * 5) + 3w * (4 + w)) = 0
((20 + 5w) + 3w * (4 + w)) = 0
(20 + 5w + (4 * 3w + w * 3w)) = 0
(20 + 5w + (12w + 3w2)) = 0

Combine like terms: 5w + 12w = 17w
(20 + 17w + 3w2) = 0

Solving
20 + 17w + 3w2 = 0

Solving for variable 'w'.

Factor a trinomial.
(4 + w)(5 + 3w) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(5 + 3w)' equal to zero and attempt to solve: Simplifying 5 + 3w = 0 Solving 5 + 3w = 0 Move all terms containing w to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 3w = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 3w = 0 + -5 3w = 0 + -5 Combine like terms: 0 + -5 = -5 3w = -5 Divide each side by '3'. w = -1.666666667 Simplifying w = -1.666666667

Solution

w = {-4, -1.666666667}

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