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Simplifying 2x2 + -5n + 13 = 0 Reorder the terms: 13 + -5n + 2x2 = 0 Solving 13 + -5n + 2x2 = 0 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + -5n + -13 + 2x2 = 0 + -13 Reorder the terms: 13 + -13 + -5n + 2x2 = 0 + -13 Combine like terms: 13 + -13 = 0 0 + -5n + 2x2 = 0 + -13 -5n + 2x2 = 0 + -13 Combine like terms: 0 + -13 = -13 -5n + 2x2 = -13 Add '-2x2' to each side of the equation. -5n + 2x2 + -2x2 = -13 + -2x2 Combine like terms: 2x2 + -2x2 = 0 -5n + 0 = -13 + -2x2 -5n = -13 + -2x2 Divide each side by '-5'. n = 2.6 + 0.4x2 Simplifying n = 2.6 + 0.4x2
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