(x+2)(3x-1)=0

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Solution for (x+2)(3x-1)=0 equation:


Simplifying
(x + 2)(3x + -1) = 0

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

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

Multiply (2 + x) * (-1 + 3x)
(2(-1 + 3x) + x(-1 + 3x)) = 0
((-1 * 2 + 3x * 2) + x(-1 + 3x)) = 0
((-2 + 6x) + x(-1 + 3x)) = 0
(-2 + 6x + (-1 * x + 3x * x)) = 0
(-2 + 6x + (-1x + 3x2)) = 0

Combine like terms: 6x + -1x = 5x
(-2 + 5x + 3x2) = 0

Solving
-2 + 5x + 3x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-2 + -1x)(1 + -3x) = 0

Subproblem 1

Set the factor '(-2 + -1x)' equal to zero and attempt to solve: Simplifying -2 + -1x = 0 Solving -2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -1x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -1x = 0 + 2 -1x = 0 + 2 Combine like terms: 0 + 2 = 2 -1x = 2 Divide each side by '-1'. x = -2 Simplifying x = -2

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 = {-2, 0.3333333333}

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