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Simplifying (X4 + -5x2 + 4x) + -1(9x3 + x2 + -2x + 3) = 0 Reorder the terms: (X4 + 4x + -5x2) + -1(9x3 + x2 + -2x + 3) = 0 Remove parenthesis around (X4 + 4x + -5x2) X4 + 4x + -5x2 + -1(9x3 + x2 + -2x + 3) = 0 Reorder the terms: X4 + 4x + -5x2 + -1(3 + -2x + x2 + 9x3) = 0 X4 + 4x + -5x2 + (3 * -1 + -2x * -1 + x2 * -1 + 9x3 * -1) = 0 X4 + 4x + -5x2 + (-3 + 2x + -1x2 + -9x3) = 0 Reorder the terms: -3 + X4 + 4x + 2x + -5x2 + -1x2 + -9x3 = 0 Combine like terms: 4x + 2x = 6x -3 + X4 + 6x + -5x2 + -1x2 + -9x3 = 0 Combine like terms: -5x2 + -1x2 = -6x2 -3 + X4 + 6x + -6x2 + -9x3 = 0 Solving -3 + X4 + 6x + -6x2 + -9x3 = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '3' to each side of the equation. -3 + X4 + 6x + -6x2 + 3 + -9x3 = 0 + 3 Reorder the terms: -3 + 3 + X4 + 6x + -6x2 + -9x3 = 0 + 3 Combine like terms: -3 + 3 = 0 0 + X4 + 6x + -6x2 + -9x3 = 0 + 3 X4 + 6x + -6x2 + -9x3 = 0 + 3 Combine like terms: 0 + 3 = 3 X4 + 6x + -6x2 + -9x3 = 3 Add '-6x' to each side of the equation. X4 + 6x + -6x2 + -6x + -9x3 = 3 + -6x Reorder the terms: X4 + 6x + -6x + -6x2 + -9x3 = 3 + -6x Combine like terms: 6x + -6x = 0 X4 + 0 + -6x2 + -9x3 = 3 + -6x X4 + -6x2 + -9x3 = 3 + -6x Add '6x2' to each side of the equation. X4 + -6x2 + 6x2 + -9x3 = 3 + -6x + 6x2 Combine like terms: -6x2 + 6x2 = 0 X4 + 0 + -9x3 = 3 + -6x + 6x2 X4 + -9x3 = 3 + -6x + 6x2 Add '9x3' to each side of the equation. X4 + -9x3 + 9x3 = 3 + -6x + 6x2 + 9x3 Combine like terms: -9x3 + 9x3 = 0 X4 + 0 = 3 + -6x + 6x2 + 9x3 X4 = 3 + -6x + 6x2 + 9x3 Simplifying X4 = 3 + -6x + 6x2 + 9x3 Reorder the terms: -3 + X4 + 6x + -6x2 + -9x3 = 3 + -6x + 6x2 + 9x3 + -3 + 6x + -6x2 + -9x3 Reorder the terms: -3 + X4 + 6x + -6x2 + -9x3 = 3 + -3 + -6x + 6x + 6x2 + -6x2 + 9x3 + -9x3 Combine like terms: 3 + -3 = 0 -3 + X4 + 6x + -6x2 + -9x3 = 0 + -6x + 6x + 6x2 + -6x2 + 9x3 + -9x3 -3 + X4 + 6x + -6x2 + -9x3 = -6x + 6x + 6x2 + -6x2 + 9x3 + -9x3 Combine like terms: -6x + 6x = 0 -3 + X4 + 6x + -6x2 + -9x3 = 0 + 6x2 + -6x2 + 9x3 + -9x3 -3 + X4 + 6x + -6x2 + -9x3 = 6x2 + -6x2 + 9x3 + -9x3 Combine like terms: 6x2 + -6x2 = 0 -3 + X4 + 6x + -6x2 + -9x3 = 0 + 9x3 + -9x3 -3 + X4 + 6x + -6x2 + -9x3 = 9x3 + -9x3 Combine like terms: 9x3 + -9x3 = 0 -3 + X4 + 6x + -6x2 + -9x3 = 0 The solution to this equation could not be determined.
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