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Simplifying X(x + 7) + 9 = x + (x + 3) Reorder the terms: X(7 + x) + 9 = x + (x + 3) (7 * X + x * X) + 9 = x + (x + 3) (7X + xX) + 9 = x + (x + 3) Reorder the terms: 9 + 7X + xX = x + (x + 3) Reorder the terms: 9 + 7X + xX = x + (3 + x) Remove parenthesis around (3 + x) 9 + 7X + xX = x + 3 + x Reorder the terms: 9 + 7X + xX = 3 + x + x Combine like terms: x + x = 2x 9 + 7X + xX = 3 + 2x Solving 9 + 7X + xX = 3 + 2x Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + 7X + -9 + xX = 3 + -9 + 2x Reorder the terms: 9 + -9 + 7X + xX = 3 + -9 + 2x Combine like terms: 9 + -9 = 0 0 + 7X + xX = 3 + -9 + 2x 7X + xX = 3 + -9 + 2x Combine like terms: 3 + -9 = -6 7X + xX = -6 + 2x Reorder the terms: 6 + 7X + -2x + xX = -6 + 2x + 6 + -2x Reorder the terms: 6 + 7X + -2x + xX = -6 + 6 + 2x + -2x Combine like terms: -6 + 6 = 0 6 + 7X + -2x + xX = 0 + 2x + -2x 6 + 7X + -2x + xX = 2x + -2x Combine like terms: 2x + -2x = 0 6 + 7X + -2x + xX = 0 The solution to this equation could not be determined.
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