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Simplifying (2x + -1)(2x + -1) + -1(x + -3)(2x + -1) = 0 Reorder the terms: (-1 + 2x)(2x + -1) + -1(x + -3)(2x + -1) = 0 Reorder the terms: (-1 + 2x)(-1 + 2x) + -1(x + -3)(2x + -1) = 0 Multiply (-1 + 2x) * (-1 + 2x) (-1(-1 + 2x) + 2x * (-1 + 2x)) + -1(x + -3)(2x + -1) = 0 ((-1 * -1 + 2x * -1) + 2x * (-1 + 2x)) + -1(x + -3)(2x + -1) = 0 ((1 + -2x) + 2x * (-1 + 2x)) + -1(x + -3)(2x + -1) = 0 (1 + -2x + (-1 * 2x + 2x * 2x)) + -1(x + -3)(2x + -1) = 0 (1 + -2x + (-2x + 4x2)) + -1(x + -3)(2x + -1) = 0 Combine like terms: -2x + -2x = -4x (1 + -4x + 4x2) + -1(x + -3)(2x + -1) = 0 Reorder the terms: 1 + -4x + 4x2 + -1(-3 + x)(2x + -1) = 0 Reorder the terms: 1 + -4x + 4x2 + -1(-3 + x)(-1 + 2x) = 0 Multiply (-3 + x) * (-1 + 2x) 1 + -4x + 4x2 + -1(-3(-1 + 2x) + x(-1 + 2x)) = 0 1 + -4x + 4x2 + -1((-1 * -3 + 2x * -3) + x(-1 + 2x)) = 0 1 + -4x + 4x2 + -1((3 + -6x) + x(-1 + 2x)) = 0 1 + -4x + 4x2 + -1(3 + -6x + (-1 * x + 2x * x)) = 0 1 + -4x + 4x2 + -1(3 + -6x + (-1x + 2x2)) = 0 Combine like terms: -6x + -1x = -7x 1 + -4x + 4x2 + -1(3 + -7x + 2x2) = 0 1 + -4x + 4x2 + (3 * -1 + -7x * -1 + 2x2 * -1) = 0 1 + -4x + 4x2 + (-3 + 7x + -2x2) = 0 Reorder the terms: 1 + -3 + -4x + 7x + 4x2 + -2x2 = 0 Combine like terms: 1 + -3 = -2 -2 + -4x + 7x + 4x2 + -2x2 = 0 Combine like terms: -4x + 7x = 3x -2 + 3x + 4x2 + -2x2 = 0 Combine like terms: 4x2 + -2x2 = 2x2 -2 + 3x + 2x2 = 0 Solving -2 + 3x + 2x2 = 0 Solving for variable 'x'. Factor a trinomial. (-2 + -1x)(1 + -2x) = 0Subproblem 1
Set the factor '(-2 + -1x)' equal to zero and attempt to solve: Simplifying -2 + -1x = 0 Solving -2 + -1x = 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 + -1x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -1x = 0 + 2 -1x = 0 + 2 Combine like terms: 0 + 2 = 2 -1x = 2 Divide each side by '-1'. x = -2 Simplifying x = -2Subproblem 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 = 0.5Solution
x = {-2, 0.5}
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