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Simplifying 7n + 4 = -2n Reorder the terms: 4 + 7n = -2n Solving 4 + 7n = -2n Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '2n' to each side of the equation. 4 + 7n + 2n = -2n + 2n Combine like terms: 7n + 2n = 9n 4 + 9n = -2n + 2n Combine like terms: -2n + 2n = 0 4 + 9n = 0 Add '-4' to each side of the equation. 4 + -4 + 9n = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 9n = 0 + -4 9n = 0 + -4 Combine like terms: 0 + -4 = -4 9n = -4 Divide each side by '9'. n = -0.4444444444 Simplifying n = -0.4444444444
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