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Simplifying -2n2 + -5 = 157 Reorder the terms: -5 + -2n2 = 157 Solving -5 + -2n2 = 157 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -2n2 = 157 + 5 Combine like terms: -5 + 5 = 0 0 + -2n2 = 157 + 5 -2n2 = 157 + 5 Combine like terms: 157 + 5 = 162 -2n2 = 162 Divide each side by '-2'. n2 = -81 Simplifying n2 = -81 Reorder the terms: 81 + n2 = -81 + 81 Combine like terms: -81 + 81 = 0 81 + n2 = 0 The solution to this equation could not be determined.
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