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Simplifying X3 + 8x2 + -7x + -56 = 0 Reorder the terms: -56 + X3 + -7x + 8x2 = 0 Solving -56 + X3 + -7x + 8x2 = 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 + -7x + 56 + 8x2 = 0 + 56 Reorder the terms: -56 + 56 + X3 + -7x + 8x2 = 0 + 56 Combine like terms: -56 + 56 = 0 0 + X3 + -7x + 8x2 = 0 + 56 X3 + -7x + 8x2 = 0 + 56 Combine like terms: 0 + 56 = 56 X3 + -7x + 8x2 = 56 Add '7x' to each side of the equation. X3 + -7x + 7x + 8x2 = 56 + 7x Combine like terms: -7x + 7x = 0 X3 + 0 + 8x2 = 56 + 7x X3 + 8x2 = 56 + 7x Add '-8x2' to each side of the equation. X3 + 8x2 + -8x2 = 56 + 7x + -8x2 Combine like terms: 8x2 + -8x2 = 0 X3 + 0 = 56 + 7x + -8x2 X3 = 56 + 7x + -8x2 Simplifying X3 = 56 + 7x + -8x2 Reorder the terms: -56 + X3 + -7x + 8x2 = 56 + 7x + -8x2 + -56 + -7x + 8x2 Reorder the terms: -56 + X3 + -7x + 8x2 = 56 + -56 + 7x + -7x + -8x2 + 8x2 Combine like terms: 56 + -56 = 0 -56 + X3 + -7x + 8x2 = 0 + 7x + -7x + -8x2 + 8x2 -56 + X3 + -7x + 8x2 = 7x + -7x + -8x2 + 8x2 Combine like terms: 7x + -7x = 0 -56 + X3 + -7x + 8x2 = 0 + -8x2 + 8x2 -56 + X3 + -7x + 8x2 = -8x2 + 8x2 Combine like terms: -8x2 + 8x2 = 0 -56 + X3 + -7x + 8x2 = 0 The solution to this equation could not be determined.
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