30b^2+b=20

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Solution for 30b^2+b=20 equation:


Simplifying
30b2 + b = 20

Reorder the terms:
b + 30b2 = 20

Solving
b + 30b2 = 20

Solving for variable 'b'.

Reorder the terms:
-20 + b + 30b2 = 20 + -20

Combine like terms: 20 + -20 = 0
-20 + b + 30b2 = 0

Factor a trinomial.
(-5 + -6b)(4 + -5b) = 0

Subproblem 1

Set the factor '(-5 + -6b)' equal to zero and attempt to solve: Simplifying -5 + -6b = 0 Solving -5 + -6b = 0 Move all terms containing b to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -6b = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -6b = 0 + 5 -6b = 0 + 5 Combine like terms: 0 + 5 = 5 -6b = 5 Divide each side by '-6'. b = -0.8333333333 Simplifying b = -0.8333333333

Subproblem 2

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

Solution

b = {-0.8333333333, 0.8}

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