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Simplifying -13 + 39 = -2(x + 2) Combine like terms: -13 + 39 = 26 26 = -2(x + 2) Reorder the terms: 26 = -2(2 + x) 26 = (2 * -2 + x * -2) 26 = (-4 + -2x) Solving 26 = -4 + -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. 26 + 2x = -4 + -2x + 2x Combine like terms: -2x + 2x = 0 26 + 2x = -4 + 0 26 + 2x = -4 Add '-26' to each side of the equation. 26 + -26 + 2x = -4 + -26 Combine like terms: 26 + -26 = 0 0 + 2x = -4 + -26 2x = -4 + -26 Combine like terms: -4 + -26 = -30 2x = -30 Divide each side by '2'. x = -15 Simplifying x = -15
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