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Simplifying 20 + -2n = 2n + 5 Reorder the terms: 20 + -2n = 5 + 2n Solving 20 + -2n = 5 + 2n Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-2n' to each side of the equation. 20 + -2n + -2n = 5 + 2n + -2n Combine like terms: -2n + -2n = -4n 20 + -4n = 5 + 2n + -2n Combine like terms: 2n + -2n = 0 20 + -4n = 5 + 0 20 + -4n = 5 Add '-20' to each side of the equation. 20 + -20 + -4n = 5 + -20 Combine like terms: 20 + -20 = 0 0 + -4n = 5 + -20 -4n = 5 + -20 Combine like terms: 5 + -20 = -15 -4n = -15 Divide each side by '-4'. n = 3.75 Simplifying n = 3.75
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