12b^2-13b=35

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Solution for 12b^2-13b=35 equation:


Simplifying
12b2 + -13b = 35

Reorder the terms:
-13b + 12b2 = 35

Solving
-13b + 12b2 = 35

Solving for variable 'b'.

Reorder the terms:
-35 + -13b + 12b2 = 35 + -35

Combine like terms: 35 + -35 = 0
-35 + -13b + 12b2 = 0

Factor a trinomial.
(-5 + -4b)(7 + -3b) = 0

Subproblem 1

Set the factor '(-5 + -4b)' equal to zero and attempt to solve: Simplifying -5 + -4b = 0 Solving -5 + -4b = 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 + -4b = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -4b = 0 + 5 -4b = 0 + 5 Combine like terms: 0 + 5 = 5 -4b = 5 Divide each side by '-4'. b = -1.25 Simplifying b = -1.25

Subproblem 2

Set the factor '(7 + -3b)' equal to zero and attempt to solve: Simplifying 7 + -3b = 0 Solving 7 + -3b = 0 Move all terms containing b to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -3b = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -3b = 0 + -7 -3b = 0 + -7 Combine like terms: 0 + -7 = -7 -3b = -7 Divide each side by '-3'. b = 2.333333333 Simplifying b = 2.333333333

Solution

b = {-1.25, 2.333333333}

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