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Simplifying 15 = -2(2n + -1) Reorder the terms: 15 = -2(-1 + 2n) 15 = (-1 * -2 + 2n * -2) 15 = (2 + -4n) Solving 15 = 2 + -4n Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '4n' to each side of the equation. 15 + 4n = 2 + -4n + 4n Combine like terms: -4n + 4n = 0 15 + 4n = 2 + 0 15 + 4n = 2 Add '-15' to each side of the equation. 15 + -15 + 4n = 2 + -15 Combine like terms: 15 + -15 = 0 0 + 4n = 2 + -15 4n = 2 + -15 Combine like terms: 2 + -15 = -13 4n = -13 Divide each side by '4'. n = -3.25 Simplifying n = -3.25
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