(4w-3)(7-w)=0

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Solution for (4w-3)(7-w)=0 equation:


Simplifying
(4w + -3)(7 + -1w) = 0

Reorder the terms:
(-3 + 4w)(7 + -1w) = 0

Multiply (-3 + 4w) * (7 + -1w)
(-3(7 + -1w) + 4w * (7 + -1w)) = 0
((7 * -3 + -1w * -3) + 4w * (7 + -1w)) = 0
((-21 + 3w) + 4w * (7 + -1w)) = 0
(-21 + 3w + (7 * 4w + -1w * 4w)) = 0
(-21 + 3w + (28w + -4w2)) = 0

Combine like terms: 3w + 28w = 31w
(-21 + 31w + -4w2) = 0

Solving
-21 + 31w + -4w2 = 0

Solving for variable 'w'.

Factor a trinomial.
(-7 + w)(3 + -4w) = 0

Subproblem 1

Set the factor '(-7 + w)' equal to zero and attempt to solve: Simplifying -7 + w = 0 Solving -7 + w = 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 + w = 0 + 7 Combine like terms: -7 + 7 = 0 0 + w = 0 + 7 w = 0 + 7 Combine like terms: 0 + 7 = 7 w = 7 Simplifying w = 7

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 = {7, 0.75}

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