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Simplifying 7x2 + 9n + 2 = 0 Reorder the terms: 2 + 9n + 7x2 = 0 Solving 2 + 9n + 7x2 = 0 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + 9n + -2 + 7x2 = 0 + -2 Reorder the terms: 2 + -2 + 9n + 7x2 = 0 + -2 Combine like terms: 2 + -2 = 0 0 + 9n + 7x2 = 0 + -2 9n + 7x2 = 0 + -2 Combine like terms: 0 + -2 = -2 9n + 7x2 = -2 Add '-7x2' to each side of the equation. 9n + 7x2 + -7x2 = -2 + -7x2 Combine like terms: 7x2 + -7x2 = 0 9n + 0 = -2 + -7x2 9n = -2 + -7x2 Divide each side by '9'. n = -0.2222222222 + -0.7777777778x2 Simplifying n = -0.2222222222 + -0.7777777778x2
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