(3x-1)(x+11)=0

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Solution for (3x-1)(x+11)=0 equation:


Simplifying
(3x + -1)(x + 11) = 0

Reorder the terms:
(-1 + 3x)(x + 11) = 0

Reorder the terms:
(-1 + 3x)(11 + x) = 0

Multiply (-1 + 3x) * (11 + x)
(-1(11 + x) + 3x * (11 + x)) = 0
((11 * -1 + x * -1) + 3x * (11 + x)) = 0
((-11 + -1x) + 3x * (11 + x)) = 0
(-11 + -1x + (11 * 3x + x * 3x)) = 0
(-11 + -1x + (33x + 3x2)) = 0

Combine like terms: -1x + 33x = 32x
(-11 + 32x + 3x2) = 0

Solving
-11 + 32x + 3x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-11 + -1x)(1 + -3x) = 0

Subproblem 1

Set the factor '(-11 + -1x)' equal to zero and attempt to solve: Simplifying -11 + -1x = 0 Solving -11 + -1x = 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 + -1x = 0 + 11 Combine like terms: -11 + 11 = 0 0 + -1x = 0 + 11 -1x = 0 + 11 Combine like terms: 0 + 11 = 11 -1x = 11 Divide each side by '-1'. x = -11 Simplifying x = -11

Subproblem 2

Set the factor '(1 + -3x)' equal to zero and attempt to solve: Simplifying 1 + -3x = 0 Solving 1 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3x = 0 + -1 -3x = 0 + -1 Combine like terms: 0 + -1 = -1 -3x = -1 Divide each side by '-3'. x = 0.3333333333 Simplifying x = 0.3333333333

Solution

x = {-11, 0.3333333333}

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