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Simplifying (7a5 + 3a2 + -5) + -1(7a5 + 8a2 + -2) = 0 Reorder the terms: (-5 + 3a2 + 7a5) + -1(7a5 + 8a2 + -2) = 0 Remove parenthesis around (-5 + 3a2 + 7a5) -5 + 3a2 + 7a5 + -1(7a5 + 8a2 + -2) = 0 Reorder the terms: -5 + 3a2 + 7a5 + -1(-2 + 8a2 + 7a5) = 0 -5 + 3a2 + 7a5 + (-2 * -1 + 8a2 * -1 + 7a5 * -1) = 0 -5 + 3a2 + 7a5 + (2 + -8a2 + -7a5) = 0 Reorder the terms: -5 + 2 + 3a2 + -8a2 + 7a5 + -7a5 = 0 Combine like terms: -5 + 2 = -3 -3 + 3a2 + -8a2 + 7a5 + -7a5 = 0 Combine like terms: 3a2 + -8a2 = -5a2 -3 + -5a2 + 7a5 + -7a5 = 0 Combine like terms: 7a5 + -7a5 = 0 -3 + -5a2 + 0 = 0 -3 + -5a2 = 0 Solving -3 + -5a2 = 0 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -5a2 = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -5a2 = 0 + 3 -5a2 = 0 + 3 Combine like terms: 0 + 3 = 3 -5a2 = 3 Divide each side by '-5'. a2 = -0.6 Simplifying a2 = -0.6 Reorder the terms: 0.6 + a2 = -0.6 + 0.6 Combine like terms: -0.6 + 0.6 = 0.0 0.6 + a2 = 0.0 The solution to this equation could not be determined.
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