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Simplifying 2x2 + 2x + -5k = 0 Reorder the terms: -5k + 2x + 2x2 = 0 Solving -5k + 2x + 2x2 = 0 Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '-2x' to each side of the equation. -5k + 2x + -2x + 2x2 = 0 + -2x Combine like terms: 2x + -2x = 0 -5k + 0 + 2x2 = 0 + -2x -5k + 2x2 = 0 + -2x Remove the zero: -5k + 2x2 = -2x Add '-2x2' to each side of the equation. -5k + 2x2 + -2x2 = -2x + -2x2 Combine like terms: 2x2 + -2x2 = 0 -5k + 0 = -2x + -2x2 -5k = -2x + -2x2 Divide each side by '-5'. k = 0.4x + 0.4x2 Simplifying k = 0.4x + 0.4x2
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