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Simplifying x(3.9 + 3.8) = x + 19.4 Combine like terms: 3.9 + 3.8 = 7.7 x(7.7) = x + 19.4 Reorder the terms for easier multiplication: 7.7x = x + 19.4 Reorder the terms: 7.7x = 19.4 + x Solving 7.7x = 19.4 + x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1x' to each side of the equation. 7.7x + -1x = 19.4 + x + -1x Combine like terms: 7.7x + -1x = 6.7x 6.7x = 19.4 + x + -1x Combine like terms: x + -1x = 0 6.7x = 19.4 + 0 6.7x = 19.4 Divide each side by '6.7'. x = 2.895522388 Simplifying x = 2.895522388
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