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Simplifying 7a2 + 40 = -16 Reorder the terms: 40 + 7a2 = -16 Solving 40 + 7a2 = -16 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-40' to each side of the equation. 40 + -40 + 7a2 = -16 + -40 Combine like terms: 40 + -40 = 0 0 + 7a2 = -16 + -40 7a2 = -16 + -40 Combine like terms: -16 + -40 = -56 7a2 = -56 Divide each side by '7'. a2 = -8 Simplifying a2 = -8 Reorder the terms: 8 + a2 = -8 + 8 Combine like terms: -8 + 8 = 0 8 + a2 = 0 The solution to this equation could not be determined.
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