(2x+4)(8x+1)=0

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Solution for (2x+4)(8x+1)=0 equation:


Simplifying
(2x + 4)(8x + 1) = 0

Reorder the terms:
(4 + 2x)(8x + 1) = 0

Reorder the terms:
(4 + 2x)(1 + 8x) = 0

Multiply (4 + 2x) * (1 + 8x)
(4(1 + 8x) + 2x * (1 + 8x)) = 0
((1 * 4 + 8x * 4) + 2x * (1 + 8x)) = 0
((4 + 32x) + 2x * (1 + 8x)) = 0
(4 + 32x + (1 * 2x + 8x * 2x)) = 0
(4 + 32x + (2x + 16x2)) = 0

Combine like terms: 32x + 2x = 34x
(4 + 34x + 16x2) = 0

Solving
4 + 34x + 16x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(2 + 17x + 8x2) = 0

Factor a trinomial.
2((2 + x)(1 + 8x)) = 0

Ignore the factor 2.

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 '(1 + 8x)' equal to zero and attempt to solve: Simplifying 1 + 8x = 0 Solving 1 + 8x = 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 + 8x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 8x = 0 + -1 8x = 0 + -1 Combine like terms: 0 + -1 = -1 8x = -1 Divide each side by '8'. x = -0.125 Simplifying x = -0.125

Solution

x = {-2, -0.125}

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