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Simplifying -2(n + 7) = -15 Reorder the terms: -2(7 + n) = -15 (7 * -2 + n * -2) = -15 (-14 + -2n) = -15 Solving -14 + -2n = -15 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '14' to each side of the equation. -14 + 14 + -2n = -15 + 14 Combine like terms: -14 + 14 = 0 0 + -2n = -15 + 14 -2n = -15 + 14 Combine like terms: -15 + 14 = -1 -2n = -1 Divide each side by '-2'. n = 0.5 Simplifying n = 0.5
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