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

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


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

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

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

Multiply (3 + 2x) * (-2 + -1x)
(3(-2 + -1x) + 2x * (-2 + -1x)) = 0
((-2 * 3 + -1x * 3) + 2x * (-2 + -1x)) = 0
((-6 + -3x) + 2x * (-2 + -1x)) = 0
(-6 + -3x + (-2 * 2x + -1x * 2x)) = 0
(-6 + -3x + (-4x + -2x2)) = 0

Combine like terms: -3x + -4x = -7x
(-6 + -7x + -2x2) = 0

Solving
-6 + -7x + -2x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '-1'.
-1(6 + 7x + 2x2) = 0

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

Ignore the factor -1.

Subproblem 1

Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 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 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

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 = {-2, -1.5}

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