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Simplifying (6x2 + -7x3 + -7) + -1(1 + -6x2 + 5x4) = 0 Reorder the terms: (-7 + 6x2 + -7x3) + -1(1 + -6x2 + 5x4) = 0 Remove parenthesis around (-7 + 6x2 + -7x3) -7 + 6x2 + -7x3 + -1(1 + -6x2 + 5x4) = 0 -7 + 6x2 + -7x3 + (1 * -1 + -6x2 * -1 + 5x4 * -1) = 0 -7 + 6x2 + -7x3 + (-1 + 6x2 + -5x4) = 0 Reorder the terms: -7 + -1 + 6x2 + 6x2 + -7x3 + -5x4 = 0 Combine like terms: -7 + -1 = -8 -8 + 6x2 + 6x2 + -7x3 + -5x4 = 0 Combine like terms: 6x2 + 6x2 = 12x2 -8 + 12x2 + -7x3 + -5x4 = 0 Solving -8 + 12x2 + -7x3 + -5x4 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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