0=6b^2-2b-8

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Solution for 0=6b^2-2b-8 equation:


Simplifying
0 = 6b2 + -2b + -8

Reorder the terms:
0 = -8 + -2b + 6b2

Solving
0 = -8 + -2b + 6b2

Solving for variable 'b'.

Combine like terms: 0 + 8 = 8
8 + 2b + -6b2 = -8 + -2b + 6b2 + 8 + 2b + -6b2

Reorder the terms:
8 + 2b + -6b2 = -8 + 8 + -2b + 2b + 6b2 + -6b2

Combine like terms: -8 + 8 = 0
8 + 2b + -6b2 = 0 + -2b + 2b + 6b2 + -6b2
8 + 2b + -6b2 = -2b + 2b + 6b2 + -6b2

Combine like terms: -2b + 2b = 0
8 + 2b + -6b2 = 0 + 6b2 + -6b2
8 + 2b + -6b2 = 6b2 + -6b2

Combine like terms: 6b2 + -6b2 = 0
8 + 2b + -6b2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(4 + b + -3b2) = 0

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

Ignore the factor 2.

Subproblem 1

Set the factor '(4 + -3b)' equal to zero and attempt to solve: Simplifying 4 + -3b = 0 Solving 4 + -3b = 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 + -3b = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -3b = 0 + -4 -3b = 0 + -4 Combine like terms: 0 + -4 = -4 -3b = -4 Divide each side by '-3'. b = 1.333333333 Simplifying b = 1.333333333

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 = {1.333333333, -1}

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