(4w+7)(4+w)=0

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


Simplifying
(4w + 7)(4 + w) = 0

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

Multiply (7 + 4w) * (4 + w)
(7(4 + w) + 4w * (4 + w)) = 0
((4 * 7 + w * 7) + 4w * (4 + w)) = 0
((28 + 7w) + 4w * (4 + w)) = 0
(28 + 7w + (4 * 4w + w * 4w)) = 0
(28 + 7w + (16w + 4w2)) = 0

Combine like terms: 7w + 16w = 23w
(28 + 23w + 4w2) = 0

Solving
28 + 23w + 4w2 = 0

Solving for variable 'w'.

Factor a trinomial.
(4 + w)(7 + 4w) = 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 '(7 + 4w)' equal to zero and attempt to solve: Simplifying 7 + 4w = 0 Solving 7 + 4w = 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 + 4w = 0 + -7 Combine like terms: 7 + -7 = 0 0 + 4w = 0 + -7 4w = 0 + -7 Combine like terms: 0 + -7 = -7 4w = -7 Divide each side by '4'. w = -1.75 Simplifying w = -1.75

Solution

w = {-4, -1.75}

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