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Simplifying 3n2 + -7 = -20 Reorder the terms: -7 + 3n2 = -20 Solving -7 + 3n2 = -20 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 = -20 + 7 Combine like terms: -7 + 7 = 0 0 + 3n2 = -20 + 7 3n2 = -20 + 7 Combine like terms: -20 + 7 = -13 3n2 = -13 Divide each side by '3'. n2 = -4.333333333 Simplifying n2 = -4.333333333 Reorder the terms: 4.333333333 + n2 = -4.333333333 + 4.333333333 Combine like terms: -4.333333333 + 4.333333333 = 0.000000000 4.333333333 + n2 = 0.000000000 The solution to this equation could not be determined.
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