2w^2=56-6w

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Solution for 2w^2=56-6w equation:


Simplifying
2w2 = 56 + -6w

Solving
2w2 = 56 + -6w

Solving for variable 'w'.

Reorder the terms:
-56 + 6w + 2w2 = 56 + -6w + -56 + 6w

Reorder the terms:
-56 + 6w + 2w2 = 56 + -56 + -6w + 6w

Combine like terms: 56 + -56 = 0
-56 + 6w + 2w2 = 0 + -6w + 6w
-56 + 6w + 2w2 = -6w + 6w

Combine like terms: -6w + 6w = 0
-56 + 6w + 2w2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-28 + 3w + w2) = 0

Factor a trinomial.
2((-7 + -1w)(4 + -1w)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-7 + -1w)' equal to zero and attempt to solve: Simplifying -7 + -1w = 0 Solving -7 + -1w = 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 + -1w = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -1w = 0 + 7 -1w = 0 + 7 Combine like terms: 0 + 7 = 7 -1w = 7 Divide each side by '-1'. w = -7 Simplifying w = -7

Subproblem 2

Set the factor '(4 + -1w)' equal to zero and attempt to solve: Simplifying 4 + -1w = 0 Solving 4 + -1w = 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 + -1w = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1w = 0 + -4 -1w = 0 + -4 Combine like terms: 0 + -4 = -4 -1w = -4 Divide each side by '-1'. w = 4 Simplifying w = 4

Solution

w = {-7, 4}

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