5b^2=35b-30

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Solution for 5b^2=35b-30 equation:


Simplifying
5b2 = 35b + -30

Reorder the terms:
5b2 = -30 + 35b

Solving
5b2 = -30 + 35b

Solving for variable 'b'.

Reorder the terms:
30 + -35b + 5b2 = -30 + 35b + 30 + -35b

Reorder the terms:
30 + -35b + 5b2 = -30 + 30 + 35b + -35b

Combine like terms: -30 + 30 = 0
30 + -35b + 5b2 = 0 + 35b + -35b
30 + -35b + 5b2 = 35b + -35b

Combine like terms: 35b + -35b = 0
30 + -35b + 5b2 = 0

Factor out the Greatest Common Factor (GCF), '5'.
5(6 + -7b + b2) = 0

Factor a trinomial.
5((1 + -1b)(6 + -1b)) = 0

Ignore the factor 5.

Subproblem 1

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

Subproblem 2

Set the factor '(6 + -1b)' equal to zero and attempt to solve: Simplifying 6 + -1b = 0 Solving 6 + -1b = 0 Move all terms containing b to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -1b = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -1b = 0 + -6 -1b = 0 + -6 Combine like terms: 0 + -6 = -6 -1b = -6 Divide each side by '-1'. b = 6 Simplifying b = 6

Solution

b = {1, 6}

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