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Simplifying (2x3 + 6x2 + -7x + -4) + -1(2x2 + 9x + -3) = 0 Reorder the terms: (-4 + -7x + 6x2 + 2x3) + -1(2x2 + 9x + -3) = 0 Remove parenthesis around (-4 + -7x + 6x2 + 2x3) -4 + -7x + 6x2 + 2x3 + -1(2x2 + 9x + -3) = 0 Reorder the terms: -4 + -7x + 6x2 + 2x3 + -1(-3 + 9x + 2x2) = 0 -4 + -7x + 6x2 + 2x3 + (-3 * -1 + 9x * -1 + 2x2 * -1) = 0 -4 + -7x + 6x2 + 2x3 + (3 + -9x + -2x2) = 0 Reorder the terms: -4 + 3 + -7x + -9x + 6x2 + -2x2 + 2x3 = 0 Combine like terms: -4 + 3 = -1 -1 + -7x + -9x + 6x2 + -2x2 + 2x3 = 0 Combine like terms: -7x + -9x = -16x -1 + -16x + 6x2 + -2x2 + 2x3 = 0 Combine like terms: 6x2 + -2x2 = 4x2 -1 + -16x + 4x2 + 2x3 = 0 Solving -1 + -16x + 4x2 + 2x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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