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Simplifying X3 + -15x2 + 56 = 0 Reorder the terms: 56 + X3 + -15x2 = 0 Solving 56 + X3 + -15x2 = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-56' to each side of the equation. 56 + X3 + -56 + -15x2 = 0 + -56 Reorder the terms: 56 + -56 + X3 + -15x2 = 0 + -56 Combine like terms: 56 + -56 = 0 0 + X3 + -15x2 = 0 + -56 X3 + -15x2 = 0 + -56 Combine like terms: 0 + -56 = -56 X3 + -15x2 = -56 Add '15x2' to each side of the equation. X3 + -15x2 + 15x2 = -56 + 15x2 Combine like terms: -15x2 + 15x2 = 0 X3 + 0 = -56 + 15x2 X3 = -56 + 15x2 Simplifying X3 = -56 + 15x2 Reorder the terms: 56 + X3 + -15x2 = -56 + 15x2 + 56 + -15x2 Reorder the terms: 56 + X3 + -15x2 = -56 + 56 + 15x2 + -15x2 Combine like terms: -56 + 56 = 0 56 + X3 + -15x2 = 0 + 15x2 + -15x2 56 + X3 + -15x2 = 15x2 + -15x2 Combine like terms: 15x2 + -15x2 = 0 56 + X3 + -15x2 = 0 The solution to this equation could not be determined.
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