w^2-10w+25=2w^2-21w+53

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Solution for w^2-10w+25=2w^2-21w+53 equation:


Simplifying
w2 + -10w + 25 = 2w2 + -21w + 53

Reorder the terms:
25 + -10w + w2 = 2w2 + -21w + 53

Reorder the terms:
25 + -10w + w2 = 53 + -21w + 2w2

Solving
25 + -10w + w2 = 53 + -21w + 2w2

Solving for variable 'w'.

Reorder the terms:
25 + -53 + -10w + 21w + w2 + -2w2 = 53 + -21w + 2w2 + -53 + 21w + -2w2

Combine like terms: 25 + -53 = -28
-28 + -10w + 21w + w2 + -2w2 = 53 + -21w + 2w2 + -53 + 21w + -2w2

Combine like terms: -10w + 21w = 11w
-28 + 11w + w2 + -2w2 = 53 + -21w + 2w2 + -53 + 21w + -2w2

Combine like terms: w2 + -2w2 = -1w2
-28 + 11w + -1w2 = 53 + -21w + 2w2 + -53 + 21w + -2w2

Reorder the terms:
-28 + 11w + -1w2 = 53 + -53 + -21w + 21w + 2w2 + -2w2

Combine like terms: 53 + -53 = 0
-28 + 11w + -1w2 = 0 + -21w + 21w + 2w2 + -2w2
-28 + 11w + -1w2 = -21w + 21w + 2w2 + -2w2

Combine like terms: -21w + 21w = 0
-28 + 11w + -1w2 = 0 + 2w2 + -2w2
-28 + 11w + -1w2 = 2w2 + -2w2

Combine like terms: 2w2 + -2w2 = 0
-28 + 11w + -1w2 = 0

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