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Simplifying (6x3 + -8x2 + 7x + -4) + -1(8x3 + -5x2 + -7x + 3) = 0 Reorder the terms: (-4 + 7x + -8x2 + 6x3) + -1(8x3 + -5x2 + -7x + 3) = 0 Remove parenthesis around (-4 + 7x + -8x2 + 6x3) -4 + 7x + -8x2 + 6x3 + -1(8x3 + -5x2 + -7x + 3) = 0 Reorder the terms: -4 + 7x + -8x2 + 6x3 + -1(3 + -7x + -5x2 + 8x3) = 0 -4 + 7x + -8x2 + 6x3 + (3 * -1 + -7x * -1 + -5x2 * -1 + 8x3 * -1) = 0 -4 + 7x + -8x2 + 6x3 + (-3 + 7x + 5x2 + -8x3) = 0 Reorder the terms: -4 + -3 + 7x + 7x + -8x2 + 5x2 + 6x3 + -8x3 = 0 Combine like terms: -4 + -3 = -7 -7 + 7x + 7x + -8x2 + 5x2 + 6x3 + -8x3 = 0 Combine like terms: 7x + 7x = 14x -7 + 14x + -8x2 + 5x2 + 6x3 + -8x3 = 0 Combine like terms: -8x2 + 5x2 = -3x2 -7 + 14x + -3x2 + 6x3 + -8x3 = 0 Combine like terms: 6x3 + -8x3 = -2x3 -7 + 14x + -3x2 + -2x3 = 0 Solving -7 + 14x + -3x2 + -2x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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