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Simplifying (7x3 + 11x2 + -10x + 7) + -1(-8x3 + -8x2 + 4x + 12) = 0 Reorder the terms: (7 + -10x + 11x2 + 7x3) + -1(-8x3 + -8x2 + 4x + 12) = 0 Remove parenthesis around (7 + -10x + 11x2 + 7x3) 7 + -10x + 11x2 + 7x3 + -1(-8x3 + -8x2 + 4x + 12) = 0 Reorder the terms: 7 + -10x + 11x2 + 7x3 + -1(12 + 4x + -8x2 + -8x3) = 0 7 + -10x + 11x2 + 7x3 + (12 * -1 + 4x * -1 + -8x2 * -1 + -8x3 * -1) = 0 7 + -10x + 11x2 + 7x3 + (-12 + -4x + 8x2 + 8x3) = 0 Reorder the terms: 7 + -12 + -10x + -4x + 11x2 + 8x2 + 7x3 + 8x3 = 0 Combine like terms: 7 + -12 = -5 -5 + -10x + -4x + 11x2 + 8x2 + 7x3 + 8x3 = 0 Combine like terms: -10x + -4x = -14x -5 + -14x + 11x2 + 8x2 + 7x3 + 8x3 = 0 Combine like terms: 11x2 + 8x2 = 19x2 -5 + -14x + 19x2 + 7x3 + 8x3 = 0 Combine like terms: 7x3 + 8x3 = 15x3 -5 + -14x + 19x2 + 15x3 = 0 Solving -5 + -14x + 19x2 + 15x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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