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Simplifying X3 + -7x2 + 13x + -4 = 0 Reorder the terms: -4 + X3 + 13x + -7x2 = 0 Solving -4 + X3 + 13x + -7x2 = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '4' to each side of the equation. -4 + X3 + 13x + 4 + -7x2 = 0 + 4 Reorder the terms: -4 + 4 + X3 + 13x + -7x2 = 0 + 4 Combine like terms: -4 + 4 = 0 0 + X3 + 13x + -7x2 = 0 + 4 X3 + 13x + -7x2 = 0 + 4 Combine like terms: 0 + 4 = 4 X3 + 13x + -7x2 = 4 Add '-13x' to each side of the equation. X3 + 13x + -13x + -7x2 = 4 + -13x Combine like terms: 13x + -13x = 0 X3 + 0 + -7x2 = 4 + -13x X3 + -7x2 = 4 + -13x Add '7x2' to each side of the equation. X3 + -7x2 + 7x2 = 4 + -13x + 7x2 Combine like terms: -7x2 + 7x2 = 0 X3 + 0 = 4 + -13x + 7x2 X3 = 4 + -13x + 7x2 Simplifying X3 = 4 + -13x + 7x2 Reorder the terms: -4 + X3 + 13x + -7x2 = 4 + -13x + 7x2 + -4 + 13x + -7x2 Reorder the terms: -4 + X3 + 13x + -7x2 = 4 + -4 + -13x + 13x + 7x2 + -7x2 Combine like terms: 4 + -4 = 0 -4 + X3 + 13x + -7x2 = 0 + -13x + 13x + 7x2 + -7x2 -4 + X3 + 13x + -7x2 = -13x + 13x + 7x2 + -7x2 Combine like terms: -13x + 13x = 0 -4 + X3 + 13x + -7x2 = 0 + 7x2 + -7x2 -4 + X3 + 13x + -7x2 = 7x2 + -7x2 Combine like terms: 7x2 + -7x2 = 0 -4 + X3 + 13x + -7x2 = 0 The solution to this equation could not be determined.
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