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

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


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

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

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

Multiply (3 + x) * (-3 + 2x)
(3(-3 + 2x) + x(-3 + 2x)) = 0
((-3 * 3 + 2x * 3) + x(-3 + 2x)) = 0
((-9 + 6x) + x(-3 + 2x)) = 0
(-9 + 6x + (-3 * x + 2x * x)) = 0
(-9 + 6x + (-3x + 2x2)) = 0

Combine like terms: 6x + -3x = 3x
(-9 + 3x + 2x2) = 0

Solving
-9 + 3x + 2x2 = 0

Solving for variable 'x'.

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

Subproblem 1

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

Subproblem 2

Set the factor '(3 + -2x)' equal to zero and attempt to solve: Simplifying 3 + -2x = 0 Solving 3 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -2x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -2x = 0 + -3 -2x = 0 + -3 Combine like terms: 0 + -3 = -3 -2x = -3 Divide each side by '-2'. x = 1.5 Simplifying x = 1.5

Solution

x = {-3, 1.5}

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