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Simplifying 4x2 + bx + -3 = 0 Reorder the terms: -3 + bx + 4x2 = 0 Solving -3 + bx + 4x2 = 0 Solving for variable 'b'. Move all terms containing b to the left, all other terms to the right. Add '3' to each side of the equation. -3 + bx + 3 + 4x2 = 0 + 3 Reorder the terms: -3 + 3 + bx + 4x2 = 0 + 3 Combine like terms: -3 + 3 = 0 0 + bx + 4x2 = 0 + 3 bx + 4x2 = 0 + 3 Combine like terms: 0 + 3 = 3 bx + 4x2 = 3 Add '-4x2' to each side of the equation. bx + 4x2 + -4x2 = 3 + -4x2 Combine like terms: 4x2 + -4x2 = 0 bx + 0 = 3 + -4x2 bx = 3 + -4x2 Divide each side by 'x'. b = 3x-1 + -4x Simplifying b = 3x-1 + -4x
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