(b+8)(b-10)=0

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Solution for (b+8)(b-10)=0 equation:


Simplifying
(b + 8)(b + -10) = 0

Reorder the terms:
(8 + b)(b + -10) = 0

Reorder the terms:
(8 + b)(-10 + b) = 0

Multiply (8 + b) * (-10 + b)
(8(-10 + b) + b(-10 + b)) = 0
((-10 * 8 + b * 8) + b(-10 + b)) = 0
((-80 + 8b) + b(-10 + b)) = 0
(-80 + 8b + (-10 * b + b * b)) = 0
(-80 + 8b + (-10b + b2)) = 0

Combine like terms: 8b + -10b = -2b
(-80 + -2b + b2) = 0

Solving
-80 + -2b + b2 = 0

Solving for variable 'b'.

Factor a trinomial.
(-8 + -1b)(10 + -1b) = 0

Subproblem 1

Set the factor '(-8 + -1b)' equal to zero and attempt to solve: Simplifying -8 + -1b = 0 Solving -8 + -1b = 0 Move all terms containing b to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + -1b = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -1b = 0 + 8 -1b = 0 + 8 Combine like terms: 0 + 8 = 8 -1b = 8 Divide each side by '-1'. b = -8 Simplifying b = -8

Subproblem 2

Set the factor '(10 + -1b)' equal to zero and attempt to solve: Simplifying 10 + -1b = 0 Solving 10 + -1b = 0 Move all terms containing b to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + -1b = 0 + -10 Combine like terms: 10 + -10 = 0 0 + -1b = 0 + -10 -1b = 0 + -10 Combine like terms: 0 + -10 = -10 -1b = -10 Divide each side by '-1'. b = 10 Simplifying b = 10

Solution

b = {-8, 10}

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