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Simplifying 7(4n + 4) = -140 Reorder the terms: 7(4 + 4n) = -140 (4 * 7 + 4n * 7) = -140 (28 + 28n) = -140 Solving 28 + 28n = -140 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-28' to each side of the equation. 28 + -28 + 28n = -140 + -28 Combine like terms: 28 + -28 = 0 0 + 28n = -140 + -28 28n = -140 + -28 Combine like terms: -140 + -28 = -168 28n = -168 Divide each side by '28'. n = -6 Simplifying n = -6
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