(x+3)(8x-4x+4)=

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Solution for (x+3)(8x-4x+4)= equation:


Simplifying
(x + 3)(8x + -4x + 4) = 0

Reorder the terms:
(3 + x)(8x + -4x + 4) = 0

Reorder the terms:
(3 + x)(4 + 8x + -4x) = 0

Combine like terms: 8x + -4x = 4x
(3 + x)(4 + 4x) = 0

Multiply (3 + x) * (4 + 4x)
(3(4 + 4x) + x(4 + 4x)) = 0
((4 * 3 + 4x * 3) + x(4 + 4x)) = 0
((12 + 12x) + x(4 + 4x)) = 0
(12 + 12x + (4 * x + 4x * x)) = 0
(12 + 12x + (4x + 4x2)) = 0

Combine like terms: 12x + 4x = 16x
(12 + 16x + 4x2) = 0

Solving
12 + 16x + 4x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '4'.
4(3 + 4x + x2) = 0

Factor a trinomial.
4((3 + x)(1 + x)) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 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 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

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 = {-3, -1}

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