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Simplifying x + 7 = -31 Reorder the terms: 7 + x = -31 Solving 7 + x = -31 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + x = -31 + -7 Combine like terms: 7 + -7 = 0 0 + x = -31 + -7 x = -31 + -7 Combine like terms: -31 + -7 = -38 x = -38 Simplifying x = -38

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