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Simplifying 10n2 + 7 = -168 Reorder the terms: 7 + 10n2 = -168 Solving 7 + 10n2 = -168 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 + 10n2 = -168 + -7 Combine like terms: 7 + -7 = 0 0 + 10n2 = -168 + -7 10n2 = -168 + -7 Combine like terms: -168 + -7 = -175 10n2 = -175 Divide each side by '10'. n2 = -17.5 Simplifying n2 = -17.5 Reorder the terms: 17.5 + n2 = -17.5 + 17.5 Combine like terms: -17.5 + 17.5 = 0.0 17.5 + n2 = 0.0 The solution to this equation could not be determined.
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