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Simplifying (3 + 9x + 2x2 + 4x3) + -1(-8 + 9x + -2x2 + 4x3) = 0 Remove parenthesis around (3 + 9x + 2x2 + 4x3) 3 + 9x + 2x2 + 4x3 + -1(-8 + 9x + -2x2 + 4x3) = 0 3 + 9x + 2x2 + 4x3 + (-8 * -1 + 9x * -1 + -2x2 * -1 + 4x3 * -1) = 0 3 + 9x + 2x2 + 4x3 + (8 + -9x + 2x2 + -4x3) = 0 Reorder the terms: 3 + 8 + 9x + -9x + 2x2 + 2x2 + 4x3 + -4x3 = 0 Combine like terms: 3 + 8 = 11 11 + 9x + -9x + 2x2 + 2x2 + 4x3 + -4x3 = 0 Combine like terms: 9x + -9x = 0 11 + 0 + 2x2 + 2x2 + 4x3 + -4x3 = 0 11 + 2x2 + 2x2 + 4x3 + -4x3 = 0 Combine like terms: 2x2 + 2x2 = 4x2 11 + 4x2 + 4x3 + -4x3 = 0 Combine like terms: 4x3 + -4x3 = 0 11 + 4x2 + 0 = 0 11 + 4x2 = 0 Solving 11 + 4x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + 4x2 = 0 + -11 Combine like terms: 11 + -11 = 0 0 + 4x2 = 0 + -11 4x2 = 0 + -11 Combine like terms: 0 + -11 = -11 4x2 = -11 Divide each side by '4'. x2 = -2.75 Simplifying x2 = -2.75 Reorder the terms: 2.75 + x2 = -2.75 + 2.75 Combine like terms: -2.75 + 2.75 = 0.00 2.75 + x2 = 0.00 The solution to this equation could not be determined.
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