0=-4x^2-4x-1

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Solution for 0=-4x^2-4x-1 equation:


Simplifying
0 = -4x2 + -4x + -1

Reorder the terms:
0 = -1 + -4x + -4x2

Solving
0 = -1 + -4x + -4x2

Solving for variable 'x'.

Combine like terms: 0 + 1 = 1
1 + 4x + 4x2 = -1 + -4x + -4x2 + 1 + 4x + 4x2

Reorder the terms:
1 + 4x + 4x2 = -1 + 1 + -4x + 4x + -4x2 + 4x2

Combine like terms: -1 + 1 = 0
1 + 4x + 4x2 = 0 + -4x + 4x + -4x2 + 4x2
1 + 4x + 4x2 = -4x + 4x + -4x2 + 4x2

Combine like terms: -4x + 4x = 0
1 + 4x + 4x2 = 0 + -4x2 + 4x2
1 + 4x + 4x2 = -4x2 + 4x2

Combine like terms: -4x2 + 4x2 = 0
1 + 4x + 4x2 = 0

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

Subproblem 1

Set the factor '(1 + 2x)' equal to zero and attempt to solve: Simplifying 1 + 2x = 0 Solving 1 + 2x = 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 + 2x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 2x = 0 + -1 2x = 0 + -1 Combine like terms: 0 + -1 = -1 2x = -1 Divide each side by '2'. x = -0.5 Simplifying x = -0.5

Subproblem 2

Set the factor '(1 + 2x)' equal to zero and attempt to solve: Simplifying 1 + 2x = 0 Solving 1 + 2x = 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 + 2x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 2x = 0 + -1 2x = 0 + -1 Combine like terms: 0 + -1 = -1 2x = -1 Divide each side by '2'. x = -0.5 Simplifying x = -0.5

Solution

x = {-0.5, -0.5}

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