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Simplifying 4x2 + 13u + -12 = 0 Reorder the terms: -12 + 13u + 4x2 = 0 Solving -12 + 13u + 4x2 = 0 Solving for variable 'u'. Move all terms containing u to the left, all other terms to the right. Add '12' to each side of the equation. -12 + 13u + 12 + 4x2 = 0 + 12 Reorder the terms: -12 + 12 + 13u + 4x2 = 0 + 12 Combine like terms: -12 + 12 = 0 0 + 13u + 4x2 = 0 + 12 13u + 4x2 = 0 + 12 Combine like terms: 0 + 12 = 12 13u + 4x2 = 12 Add '-4x2' to each side of the equation. 13u + 4x2 + -4x2 = 12 + -4x2 Combine like terms: 4x2 + -4x2 = 0 13u + 0 = 12 + -4x2 13u = 12 + -4x2 Divide each side by '13'. u = 0.9230769231 + -0.3076923077x2 Simplifying u = 0.9230769231 + -0.3076923077x2
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