w^2-4w+4=2w^2-7w+6

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Solution for w^2-4w+4=2w^2-7w+6 equation:


Simplifying
w2 + -4w + 4 = 2w2 + -7w + 6

Reorder the terms:
4 + -4w + w2 = 2w2 + -7w + 6

Reorder the terms:
4 + -4w + w2 = 6 + -7w + 2w2

Solving
4 + -4w + w2 = 6 + -7w + 2w2

Solving for variable 'w'.

Reorder the terms:
4 + -6 + -4w + 7w + w2 + -2w2 = 6 + -7w + 2w2 + -6 + 7w + -2w2

Combine like terms: 4 + -6 = -2
-2 + -4w + 7w + w2 + -2w2 = 6 + -7w + 2w2 + -6 + 7w + -2w2

Combine like terms: -4w + 7w = 3w
-2 + 3w + w2 + -2w2 = 6 + -7w + 2w2 + -6 + 7w + -2w2

Combine like terms: w2 + -2w2 = -1w2
-2 + 3w + -1w2 = 6 + -7w + 2w2 + -6 + 7w + -2w2

Reorder the terms:
-2 + 3w + -1w2 = 6 + -6 + -7w + 7w + 2w2 + -2w2

Combine like terms: 6 + -6 = 0
-2 + 3w + -1w2 = 0 + -7w + 7w + 2w2 + -2w2
-2 + 3w + -1w2 = -7w + 7w + 2w2 + -2w2

Combine like terms: -7w + 7w = 0
-2 + 3w + -1w2 = 0 + 2w2 + -2w2
-2 + 3w + -1w2 = 2w2 + -2w2

Combine like terms: 2w2 + -2w2 = 0
-2 + 3w + -1w2 = 0

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

Subproblem 1

Set the factor '(-2 + w)' equal to zero and attempt to solve: Simplifying -2 + w = 0 Solving -2 + w = 0 Move all terms containing w to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + w = 0 + 2 Combine like terms: -2 + 2 = 0 0 + w = 0 + 2 w = 0 + 2 Combine like terms: 0 + 2 = 2 w = 2 Simplifying w = 2

Subproblem 2

Set the factor '(1 + -1w)' equal to zero and attempt to solve: Simplifying 1 + -1w = 0 Solving 1 + -1w = 0 Move all terms containing w to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -1w = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1w = 0 + -1 -1w = 0 + -1 Combine like terms: 0 + -1 = -1 -1w = -1 Divide each side by '-1'. w = 1 Simplifying w = 1

Solution

w = {2, 1}

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