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Simplifying -12a2 + -28 = 0 Reorder the terms: -28 + -12a2 = 0 Solving -28 + -12a2 = 0 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '28' to each side of the equation. -28 + 28 + -12a2 = 0 + 28 Combine like terms: -28 + 28 = 0 0 + -12a2 = 0 + 28 -12a2 = 0 + 28 Combine like terms: 0 + 28 = 28 -12a2 = 28 Divide each side by '-12'. a2 = -2.333333333 Simplifying a2 = -2.333333333 Reorder the terms: 2.333333333 + a2 = -2.333333333 + 2.333333333 Combine like terms: -2.333333333 + 2.333333333 = 0.000000000 2.333333333 + a2 = 0.000000000 The solution to this equation could not be determined.
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