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Simplifying 2x + 8 = -20 + -2x Reorder the terms: 8 + 2x = -20 + -2x Solving 8 + 2x = -20 + -2x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2x' to each side of the equation. 8 + 2x + 2x = -20 + -2x + 2x Combine like terms: 2x + 2x = 4x 8 + 4x = -20 + -2x + 2x Combine like terms: -2x + 2x = 0 8 + 4x = -20 + 0 8 + 4x = -20 Add '-8' to each side of the equation. 8 + -8 + 4x = -20 + -8 Combine like terms: 8 + -8 = 0 0 + 4x = -20 + -8 4x = -20 + -8 Combine like terms: -20 + -8 = -28 4x = -28 Divide each side by '4'. x = -7 Simplifying x = -7
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