8b^2+4b-29=4b^2-5

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Solution for 8b^2+4b-29=4b^2-5 equation:


Simplifying
8b2 + 4b + -29 = 4b2 + -5

Reorder the terms:
-29 + 4b + 8b2 = 4b2 + -5

Reorder the terms:
-29 + 4b + 8b2 = -5 + 4b2

Solving
-29 + 4b + 8b2 = -5 + 4b2

Solving for variable 'b'.

Reorder the terms:
-29 + 5 + 4b + 8b2 + -4b2 = -5 + 4b2 + 5 + -4b2

Combine like terms: -29 + 5 = -24
-24 + 4b + 8b2 + -4b2 = -5 + 4b2 + 5 + -4b2

Combine like terms: 8b2 + -4b2 = 4b2
-24 + 4b + 4b2 = -5 + 4b2 + 5 + -4b2

Reorder the terms:
-24 + 4b + 4b2 = -5 + 5 + 4b2 + -4b2

Combine like terms: -5 + 5 = 0
-24 + 4b + 4b2 = 0 + 4b2 + -4b2
-24 + 4b + 4b2 = 4b2 + -4b2

Combine like terms: 4b2 + -4b2 = 0
-24 + 4b + 4b2 = 0

Factor out the Greatest Common Factor (GCF), '4'.
4(-6 + b + b2) = 0

Factor a trinomial.
4((-3 + -1b)(2 + -1b)) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(-3 + -1b)' equal to zero and attempt to solve: Simplifying -3 + -1b = 0 Solving -3 + -1b = 0 Move all terms containing b to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -1b = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -1b = 0 + 3 -1b = 0 + 3 Combine like terms: 0 + 3 = 3 -1b = 3 Divide each side by '-1'. b = -3 Simplifying b = -3

Subproblem 2

Set the factor '(2 + -1b)' equal to zero and attempt to solve: Simplifying 2 + -1b = 0 Solving 2 + -1b = 0 Move all terms containing b to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1b = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1b = 0 + -2 -1b = 0 + -2 Combine like terms: 0 + -2 = -2 -1b = -2 Divide each side by '-1'. b = 2 Simplifying b = 2

Solution

b = {-3, 2}

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