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Simplifying 3n2 + 7 = -12 Reorder the terms: 7 + 3n2 = -12 Solving 7 + 3n2 = -12 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + 3n2 = -12 + -7 Combine like terms: 7 + -7 = 0 0 + 3n2 = -12 + -7 3n2 = -12 + -7 Combine like terms: -12 + -7 = -19 3n2 = -19 Divide each side by '3'. n2 = -6.333333333 Simplifying n2 = -6.333333333 Reorder the terms: 6.333333333 + n2 = -6.333333333 + 6.333333333 Combine like terms: -6.333333333 + 6.333333333 = 0.000000000 6.333333333 + n2 = 0.000000000 The solution to this equation could not be determined.
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