8b^2=2b+3

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Solution for 8b^2=2b+3 equation:


Simplifying
8b2 = 2b + 3

Reorder the terms:
8b2 = 3 + 2b

Solving
8b2 = 3 + 2b

Solving for variable 'b'.

Reorder the terms:
-3 + -2b + 8b2 = 3 + 2b + -3 + -2b

Reorder the terms:
-3 + -2b + 8b2 = 3 + -3 + 2b + -2b

Combine like terms: 3 + -3 = 0
-3 + -2b + 8b2 = 0 + 2b + -2b
-3 + -2b + 8b2 = 2b + -2b

Combine like terms: 2b + -2b = 0
-3 + -2b + 8b2 = 0

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

Subproblem 1

Set the factor '(-1 + -2b)' equal to zero and attempt to solve: Simplifying -1 + -2b = 0 Solving -1 + -2b = 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 + -2b = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -2b = 0 + 1 -2b = 0 + 1 Combine like terms: 0 + 1 = 1 -2b = 1 Divide each side by '-2'. b = -0.5 Simplifying b = -0.5

Subproblem 2

Set the factor '(3 + -4b)' equal to zero and attempt to solve: Simplifying 3 + -4b = 0 Solving 3 + -4b = 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 + -4b = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -4b = 0 + -3 -4b = 0 + -3 Combine like terms: 0 + -3 = -3 -4b = -3 Divide each side by '-4'. b = 0.75 Simplifying b = 0.75

Solution

b = {-0.5, 0.75}

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