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Simplifying 7x + -2 = 12x Reorder the terms: -2 + 7x = 12x Solving -2 + 7x = 12x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-12x' to each side of the equation. -2 + 7x + -12x = 12x + -12x Combine like terms: 7x + -12x = -5x -2 + -5x = 12x + -12x Combine like terms: 12x + -12x = 0 -2 + -5x = 0 Add '2' to each side of the equation. -2 + 2 + -5x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -5x = 0 + 2 -5x = 0 + 2 Combine like terms: 0 + 2 = 2 -5x = 2 Divide each side by '-5'. x = -0.4 Simplifying x = -0.4

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