b^2=-4-5b

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Solution for b^2=-4-5b equation:


Simplifying
b2 = -4 + -5b

Solving
b2 = -4 + -5b

Solving for variable 'b'.

Reorder the terms:
4 + 5b + b2 = -4 + -5b + 4 + 5b

Reorder the terms:
4 + 5b + b2 = -4 + 4 + -5b + 5b

Combine like terms: -4 + 4 = 0
4 + 5b + b2 = 0 + -5b + 5b
4 + 5b + b2 = -5b + 5b

Combine like terms: -5b + 5b = 0
4 + 5b + b2 = 0

Factor a trinomial.
(4 + b)(1 + b) = 0

Subproblem 1

Set the factor '(4 + b)' equal to zero and attempt to solve: Simplifying 4 + b = 0 Solving 4 + b = 0 Move all terms containing b to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + b = 0 + -4 Combine like terms: 4 + -4 = 0 0 + b = 0 + -4 b = 0 + -4 Combine like terms: 0 + -4 = -4 b = -4 Simplifying b = -4

Subproblem 2

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

Solution

b = {-4, -1}

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