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Simplifying 4x2 + -2x + -1 = 4x2 + -4x Reorder the terms: -1 + -2x + 4x2 = 4x2 + -4x Reorder the terms: -1 + -2x + 4x2 = -4x + 4x2 Add '-4x2' to each side of the equation. -1 + -2x + 4x2 + -4x2 = -4x + 4x2 + -4x2 Combine like terms: 4x2 + -4x2 = 0 -1 + -2x + 0 = -4x + 4x2 + -4x2 -1 + -2x = -4x + 4x2 + -4x2 Combine like terms: 4x2 + -4x2 = 0 -1 + -2x = -4x + 0 -1 + -2x = -4x Solving -1 + -2x = -4x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4x' to each side of the equation. -1 + -2x + 4x = -4x + 4x Combine like terms: -2x + 4x = 2x -1 + 2x = -4x + 4x Combine like terms: -4x + 4x = 0 -1 + 2x = 0 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
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