5(2x+3)(x+1)=0

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Solution for 5(2x+3)(x+1)=0 equation:


Simplifying
5(2x + 3)(x + 1) = 0

Reorder the terms:
5(3 + 2x)(x + 1) = 0

Reorder the terms:
5(3 + 2x)(1 + x) = 0

Multiply (3 + 2x) * (1 + x)
5(3(1 + x) + 2x * (1 + x)) = 0
5((1 * 3 + x * 3) + 2x * (1 + x)) = 0
5((3 + 3x) + 2x * (1 + x)) = 0
5(3 + 3x + (1 * 2x + x * 2x)) = 0
5(3 + 3x + (2x + 2x2)) = 0

Combine like terms: 3x + 2x = 5x
5(3 + 5x + 2x2) = 0
(3 * 5 + 5x * 5 + 2x2 * 5) = 0
(15 + 25x + 10x2) = 0

Solving
15 + 25x + 10x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '5'.
5(3 + 5x + 2x2) = 0

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

Ignore the factor 5.

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 '(1 + x)' equal to zero and attempt to solve: Simplifying 1 + x = 0 Solving 1 + x = 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 + x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + x = 0 + -1 x = 0 + -1 Combine like terms: 0 + -1 = -1 x = -1 Simplifying x = -1

Solution

x = {-1.5, -1}

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