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Simplifying X3 + 7x2 = 8x + 56 Reorder the terms: X3 + 7x2 = 56 + 8x Solving X3 + 7x2 = 56 + 8x Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-7x2' to each side of the equation. X3 + 7x2 + -7x2 = 56 + 8x + -7x2 Combine like terms: 7x2 + -7x2 = 0 X3 + 0 = 56 + 8x + -7x2 X3 = 56 + 8x + -7x2 Simplifying X3 = 56 + 8x + -7x2 Reorder the terms: -56 + X3 + -8x + 7x2 = 56 + 8x + -7x2 + -56 + -8x + 7x2 Reorder the terms: -56 + X3 + -8x + 7x2 = 56 + -56 + 8x + -8x + -7x2 + 7x2 Combine like terms: 56 + -56 = 0 -56 + X3 + -8x + 7x2 = 0 + 8x + -8x + -7x2 + 7x2 -56 + X3 + -8x + 7x2 = 8x + -8x + -7x2 + 7x2 Combine like terms: 8x + -8x = 0 -56 + X3 + -8x + 7x2 = 0 + -7x2 + 7x2 -56 + X3 + -8x + 7x2 = -7x2 + 7x2 Combine like terms: -7x2 + 7x2 = 0 -56 + X3 + -8x + 7x2 = 0 The solution to this equation could not be determined.
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