(2x+5)(x+11)=0

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Solution for (2x+5)(x+11)=0 equation:


Simplifying
(2x + 5)(x + 11) = 0

Reorder the terms:
(5 + 2x)(x + 11) = 0

Reorder the terms:
(5 + 2x)(11 + x) = 0

Multiply (5 + 2x) * (11 + x)
(5(11 + x) + 2x * (11 + x)) = 0
((11 * 5 + x * 5) + 2x * (11 + x)) = 0
((55 + 5x) + 2x * (11 + x)) = 0
(55 + 5x + (11 * 2x + x * 2x)) = 0
(55 + 5x + (22x + 2x2)) = 0

Combine like terms: 5x + 22x = 27x
(55 + 27x + 2x2) = 0

Solving
55 + 27x + 2x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(11 + x)(5 + 2x) = 0

Subproblem 1

Set the factor '(11 + x)' equal to zero and attempt to solve: Simplifying 11 + x = 0 Solving 11 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + x = 0 + -11 Combine like terms: 11 + -11 = 0 0 + x = 0 + -11 x = 0 + -11 Combine like terms: 0 + -11 = -11 x = -11 Simplifying x = -11

Subproblem 2

Set the factor '(5 + 2x)' equal to zero and attempt to solve: Simplifying 5 + 2x = 0 Solving 5 + 2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 2x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 2x = 0 + -5 2x = 0 + -5 Combine like terms: 0 + -5 = -5 2x = -5 Divide each side by '2'. x = -2.5 Simplifying x = -2.5

Solution

x = {-11, -2.5}

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