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Simplifying (5x5 + 13x4 + -28x2 + 12) + -1(6x5 + 12x4 + 9x2 + -15) = y Reorder the terms: (12 + -28x2 + 13x4 + 5x5) + -1(6x5 + 12x4 + 9x2 + -15) = y Remove parenthesis around (12 + -28x2 + 13x4 + 5x5) 12 + -28x2 + 13x4 + 5x5 + -1(6x5 + 12x4 + 9x2 + -15) = y Reorder the terms: 12 + -28x2 + 13x4 + 5x5 + -1(-15 + 9x2 + 12x4 + 6x5) = y 12 + -28x2 + 13x4 + 5x5 + (-15 * -1 + 9x2 * -1 + 12x4 * -1 + 6x5 * -1) = y 12 + -28x2 + 13x4 + 5x5 + (15 + -9x2 + -12x4 + -6x5) = y Reorder the terms: 12 + 15 + -28x2 + -9x2 + 13x4 + -12x4 + 5x5 + -6x5 = y Combine like terms: 12 + 15 = 27 27 + -28x2 + -9x2 + 13x4 + -12x4 + 5x5 + -6x5 = y Combine like terms: -28x2 + -9x2 = -37x2 27 + -37x2 + 13x4 + -12x4 + 5x5 + -6x5 = y Combine like terms: 13x4 + -12x4 = 1x4 27 + -37x2 + 1x4 + 5x5 + -6x5 = y Combine like terms: 5x5 + -6x5 = -1x5 27 + -37x2 + 1x4 + -1x5 = y Solving 27 + -37x2 + 1x4 + -1x5 = y Solving for variable 'x'. Combine like terms: y + -1y = 0 27 + -37x2 + 1x4 + -1x5 + -1y = 0 The solution to this equation could not be determined.
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