(2x+3)(x-3)=4x+6

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Solution for (2x+3)(x-3)=4x+6 equation:


Simplifying
(2x + 3)(x + -3) = 4x + 6

Reorder the terms:
(3 + 2x)(x + -3) = 4x + 6

Reorder the terms:
(3 + 2x)(-3 + x) = 4x + 6

Multiply (3 + 2x) * (-3 + x)
(3(-3 + x) + 2x * (-3 + x)) = 4x + 6
((-3 * 3 + x * 3) + 2x * (-3 + x)) = 4x + 6
((-9 + 3x) + 2x * (-3 + x)) = 4x + 6
(-9 + 3x + (-3 * 2x + x * 2x)) = 4x + 6
(-9 + 3x + (-6x + 2x2)) = 4x + 6

Combine like terms: 3x + -6x = -3x
(-9 + -3x + 2x2) = 4x + 6

Reorder the terms:
-9 + -3x + 2x2 = 6 + 4x

Solving
-9 + -3x + 2x2 = 6 + 4x

Solving for variable 'x'.

Reorder the terms:
-9 + -6 + -3x + -4x + 2x2 = 6 + 4x + -6 + -4x

Combine like terms: -9 + -6 = -15
-15 + -3x + -4x + 2x2 = 6 + 4x + -6 + -4x

Combine like terms: -3x + -4x = -7x
-15 + -7x + 2x2 = 6 + 4x + -6 + -4x

Reorder the terms:
-15 + -7x + 2x2 = 6 + -6 + 4x + -4x

Combine like terms: 6 + -6 = 0
-15 + -7x + 2x2 = 0 + 4x + -4x
-15 + -7x + 2x2 = 4x + -4x

Combine like terms: 4x + -4x = 0
-15 + -7x + 2x2 = 0

Factor a trinomial.
(-3 + -2x)(5 + -1x) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(5 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 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 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5

Solution

x = {-1.5, 5}

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