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Simplifying 6x + -2(-7x + 7) = -134 Reorder the terms: 6x + -2(7 + -7x) = -134 6x + (7 * -2 + -7x * -2) = -134 6x + (-14 + 14x) = -134 Reorder the terms: -14 + 6x + 14x = -134 Combine like terms: 6x + 14x = 20x -14 + 20x = -134 Solving -14 + 20x = -134 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 + 20x = -134 + 14 Combine like terms: -14 + 14 = 0 0 + 20x = -134 + 14 20x = -134 + 14 Combine like terms: -134 + 14 = -120 20x = -120 Divide each side by '20'. x = -6 Simplifying x = -6
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