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Simplifying 131 = -2 + 7n Solving 131 = -2 + 7n Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-7n' to each side of the equation. 131 + -7n = -2 + 7n + -7n Combine like terms: 7n + -7n = 0 131 + -7n = -2 + 0 131 + -7n = -2 Add '-131' to each side of the equation. 131 + -131 + -7n = -2 + -131 Combine like terms: 131 + -131 = 0 0 + -7n = -2 + -131 -7n = -2 + -131 Combine like terms: -2 + -131 = -133 -7n = -133 Divide each side by '-7'. n = 19 Simplifying n = 19
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