-20w=4w^2+25

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Solution for -20w=4w^2+25 equation:


Simplifying
-20w = 4w2 + 25

Reorder the terms:
-20w = 25 + 4w2

Solving
-20w = 25 + 4w2

Solving for variable 'w'.

Reorder the terms:
-25 + -20w + -4w2 = 25 + 4w2 + -25 + -4w2

Reorder the terms:
-25 + -20w + -4w2 = 25 + -25 + 4w2 + -4w2

Combine like terms: 25 + -25 = 0
-25 + -20w + -4w2 = 0 + 4w2 + -4w2
-25 + -20w + -4w2 = 4w2 + -4w2

Combine like terms: 4w2 + -4w2 = 0
-25 + -20w + -4w2 = 0

Factor out the Greatest Common Factor (GCF), '-1'.
-1(25 + 20w + 4w2) = 0

Factor a trinomial.
-1((5 + 2w)(5 + 2w)) = 0

Ignore the factor -1.

Subproblem 1

Set the factor '(5 + 2w)' equal to zero and attempt to solve: Simplifying 5 + 2w = 0 Solving 5 + 2w = 0 Move all terms containing w to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 2w = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 2w = 0 + -5 2w = 0 + -5 Combine like terms: 0 + -5 = -5 2w = -5 Divide each side by '2'. w = -2.5 Simplifying w = -2.5

Subproblem 2

Set the factor '(5 + 2w)' equal to zero and attempt to solve: Simplifying 5 + 2w = 0 Solving 5 + 2w = 0 Move all terms containing w to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 2w = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 2w = 0 + -5 2w = 0 + -5 Combine like terms: 0 + -5 = -5 2w = -5 Divide each side by '2'. w = -2.5 Simplifying w = -2.5

Solution

w = {-2.5, -2.5}

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