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Simplifying U3 + -4u2 + u = 0 Reorder the terms: U3 + u + -4u2 = 0 Solving U3 + u + -4u2 = 0 Solving for variable 'U'. Move all terms containing U to the left, all other terms to the right. Add '-1u' to each side of the equation. U3 + u + -1u + -4u2 = 0 + -1u Combine like terms: u + -1u = 0 U3 + 0 + -4u2 = 0 + -1u U3 + -4u2 = 0 + -1u Remove the zero: U3 + -4u2 = -1u Add '4u2' to each side of the equation. U3 + -4u2 + 4u2 = -1u + 4u2 Combine like terms: -4u2 + 4u2 = 0 U3 + 0 = -1u + 4u2 U3 = -1u + 4u2 Simplifying U3 = -1u + 4u2 Reorder the terms: U3 + u + -4u2 = -1u + u + 4u2 + -4u2 Combine like terms: -1u + u = 0 U3 + u + -4u2 = 0 + 4u2 + -4u2 U3 + u + -4u2 = 4u2 + -4u2 Combine like terms: 4u2 + -4u2 = 0 U3 + u + -4u2 = 0 The solution to this equation could not be determined.
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