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Simplifying -5x + -2(4x + 7) = 131 Reorder the terms: -5x + -2(7 + 4x) = 131 -5x + (7 * -2 + 4x * -2) = 131 -5x + (-14 + -8x) = 131 Reorder the terms: -14 + -5x + -8x = 131 Combine like terms: -5x + -8x = -13x -14 + -13x = 131 Solving -14 + -13x = 131 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '14' to each side of the equation. -14 + 14 + -13x = 131 + 14 Combine like terms: -14 + 14 = 0 0 + -13x = 131 + 14 -13x = 131 + 14 Combine like terms: 131 + 14 = 145 -13x = 145 Divide each side by '-13'. x = -11.15384615 Simplifying x = -11.15384615
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