2b^2+b-76=-10b

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Solution for 2b^2+b-76=-10b equation:


Simplifying
2b2 + b + -76 = -10b

Reorder the terms:
-76 + b + 2b2 = -10b

Solving
-76 + b + 2b2 = -10b

Solving for variable 'b'.

Reorder the terms:
-76 + b + 10b + 2b2 = -10b + 10b

Combine like terms: b + 10b = 11b
-76 + 11b + 2b2 = -10b + 10b

Combine like terms: -10b + 10b = 0
-76 + 11b + 2b2 = 0

Factor a trinomial.
(-19 + -2b)(4 + -1b) = 0

Subproblem 1

Set the factor '(-19 + -2b)' equal to zero and attempt to solve: Simplifying -19 + -2b = 0 Solving -19 + -2b = 0 Move all terms containing b to the left, all other terms to the right. Add '19' to each side of the equation. -19 + 19 + -2b = 0 + 19 Combine like terms: -19 + 19 = 0 0 + -2b = 0 + 19 -2b = 0 + 19 Combine like terms: 0 + 19 = 19 -2b = 19 Divide each side by '-2'. b = -9.5 Simplifying b = -9.5

Subproblem 2

Set the factor '(4 + -1b)' equal to zero and attempt to solve: Simplifying 4 + -1b = 0 Solving 4 + -1b = 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 + -1b = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1b = 0 + -4 -1b = 0 + -4 Combine like terms: 0 + -4 = -4 -1b = -4 Divide each side by '-1'. b = 4 Simplifying b = 4

Solution

b = {-9.5, 4}

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