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Simplifying 2n2 + 11n + -45 = 2n2 Reorder the terms: -45 + 11n + 2n2 = 2n2 Add '-2n2' to each side of the equation. -45 + 11n + 2n2 + -2n2 = 2n2 + -2n2 Combine like terms: 2n2 + -2n2 = 0 -45 + 11n + 0 = 2n2 + -2n2 -45 + 11n = 2n2 + -2n2 Combine like terms: 2n2 + -2n2 = 0 -45 + 11n = 0 Solving -45 + 11n = 0 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '45' to each side of the equation. -45 + 45 + 11n = 0 + 45 Combine like terms: -45 + 45 = 0 0 + 11n = 0 + 45 11n = 0 + 45 Combine like terms: 0 + 45 = 45 11n = 45 Divide each side by '11'. n = 4.090909091 Simplifying n = 4.090909091
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