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Simplifying (X2 + -2x + 1) + -1(x2 + 6x + 9) = 0 Reorder the terms: (1 + X2 + -2x) + -1(x2 + 6x + 9) = 0 Remove parenthesis around (1 + X2 + -2x) 1 + X2 + -2x + -1(x2 + 6x + 9) = 0 Reorder the terms: 1 + X2 + -2x + -1(9 + 6x + x2) = 0 1 + X2 + -2x + (9 * -1 + 6x * -1 + x2 * -1) = 0 1 + X2 + -2x + (-9 + -6x + -1x2) = 0 Reorder the terms: 1 + -9 + X2 + -2x + -6x + -1x2 = 0 Combine like terms: 1 + -9 = -8 -8 + X2 + -2x + -6x + -1x2 = 0 Combine like terms: -2x + -6x = -8x -8 + X2 + -8x + -1x2 = 0 Solving -8 + X2 + -8x + -1x2 = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '8' to each side of the equation. -8 + X2 + -8x + 8 + -1x2 = 0 + 8 Reorder the terms: -8 + 8 + X2 + -8x + -1x2 = 0 + 8 Combine like terms: -8 + 8 = 0 0 + X2 + -8x + -1x2 = 0 + 8 X2 + -8x + -1x2 = 0 + 8 Combine like terms: 0 + 8 = 8 X2 + -8x + -1x2 = 8 Add '8x' to each side of the equation. X2 + -8x + 8x + -1x2 = 8 + 8x Combine like terms: -8x + 8x = 0 X2 + 0 + -1x2 = 8 + 8x X2 + -1x2 = 8 + 8x Add 'x2' to each side of the equation. X2 + -1x2 + x2 = 8 + 8x + x2 Combine like terms: -1x2 + x2 = 0 X2 + 0 = 8 + 8x + x2 X2 = 8 + 8x + x2 Simplifying X2 = 8 + 8x + x2 Reorder the terms: -8 + X2 + -8x + -1x2 = 8 + 8x + x2 + -8 + -8x + -1x2 Reorder the terms: -8 + X2 + -8x + -1x2 = 8 + -8 + 8x + -8x + x2 + -1x2 Combine like terms: 8 + -8 = 0 -8 + X2 + -8x + -1x2 = 0 + 8x + -8x + x2 + -1x2 -8 + X2 + -8x + -1x2 = 8x + -8x + x2 + -1x2 Combine like terms: 8x + -8x = 0 -8 + X2 + -8x + -1x2 = 0 + x2 + -1x2 -8 + X2 + -8x + -1x2 = x2 + -1x2 Combine like terms: x2 + -1x2 = 0 -8 + X2 + -8x + -1x2 = 0 The solution to this equation could not be determined.
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