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Simplifying 34 = 7n + 2(n + -1) Reorder the terms: 34 = 7n + 2(-1 + n) 34 = 7n + (-1 * 2 + n * 2) 34 = 7n + (-2 + 2n) Reorder the terms: 34 = -2 + 7n + 2n Combine like terms: 7n + 2n = 9n 34 = -2 + 9n Solving 34 = -2 + 9n Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-9n' to each side of the equation. 34 + -9n = -2 + 9n + -9n Combine like terms: 9n + -9n = 0 34 + -9n = -2 + 0 34 + -9n = -2 Add '-34' to each side of the equation. 34 + -34 + -9n = -2 + -34 Combine like terms: 34 + -34 = 0 0 + -9n = -2 + -34 -9n = -2 + -34 Combine like terms: -2 + -34 = -36 -9n = -36 Divide each side by '-9'. n = 4 Simplifying n = 4
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