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Simplifying 3(2n + 2) = 7(9n + 9) + 2 Reorder the terms: 3(2 + 2n) = 7(9n + 9) + 2 (2 * 3 + 2n * 3) = 7(9n + 9) + 2 (6 + 6n) = 7(9n + 9) + 2 Reorder the terms: 6 + 6n = 7(9 + 9n) + 2 6 + 6n = (9 * 7 + 9n * 7) + 2 6 + 6n = (63 + 63n) + 2 Reorder the terms: 6 + 6n = 63 + 2 + 63n Combine like terms: 63 + 2 = 65 6 + 6n = 65 + 63n Solving 6 + 6n = 65 + 63n Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-63n' to each side of the equation. 6 + 6n + -63n = 65 + 63n + -63n Combine like terms: 6n + -63n = -57n 6 + -57n = 65 + 63n + -63n Combine like terms: 63n + -63n = 0 6 + -57n = 65 + 0 6 + -57n = 65 Add '-6' to each side of the equation. 6 + -6 + -57n = 65 + -6 Combine like terms: 6 + -6 = 0 0 + -57n = 65 + -6 -57n = 65 + -6 Combine like terms: 65 + -6 = 59 -57n = 59 Divide each side by '-57'. n = -1.035087719 Simplifying n = -1.035087719
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