5b^2-14b=-8

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Solution for 5b^2-14b=-8 equation:


Simplifying
5b2 + -14b = -8

Reorder the terms:
-14b + 5b2 = -8

Solving
-14b + 5b2 = -8

Solving for variable 'b'.

Reorder the terms:
8 + -14b + 5b2 = -8 + 8

Combine like terms: -8 + 8 = 0
8 + -14b + 5b2 = 0

Factor a trinomial.
(4 + -5b)(2 + -1b) = 0

Subproblem 1

Set the factor '(4 + -5b)' equal to zero and attempt to solve: Simplifying 4 + -5b = 0 Solving 4 + -5b = 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 + -5b = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -5b = 0 + -4 -5b = 0 + -4 Combine like terms: 0 + -4 = -4 -5b = -4 Divide each side by '-5'. b = 0.8 Simplifying b = 0.8

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 = {0.8, 2}

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