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Simplifying 4x2 + 20x + 2b = 0 Reorder the terms: 2b + 20x + 4x2 = 0 Solving 2b + 20x + 4x2 = 0 Solving for variable 'b'. Move all terms containing b to the left, all other terms to the right. Add '-20x' to each side of the equation. 2b + 20x + -20x + 4x2 = 0 + -20x Combine like terms: 20x + -20x = 0 2b + 0 + 4x2 = 0 + -20x 2b + 4x2 = 0 + -20x Remove the zero: 2b + 4x2 = -20x Add '-4x2' to each side of the equation. 2b + 4x2 + -4x2 = -20x + -4x2 Combine like terms: 4x2 + -4x2 = 0 2b + 0 = -20x + -4x2 2b = -20x + -4x2 Divide each side by '2'. b = -10x + -2x2 Simplifying b = -10x + -2x2
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