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Simplifying 2x + 6.4(x + 7.1) = 49 Reorder the terms: 2x + 6.4(7.1 + x) = 49 2x + (7.1 * 6.4 + x * 6.4) = 49 2x + (45.44 + 6.4x) = 49 Reorder the terms: 45.44 + 2x + 6.4x = 49 Combine like terms: 2x + 6.4x = 8.4x 45.44 + 8.4x = 49 Solving 45.44 + 8.4x = 49 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-45.44' to each side of the equation. 45.44 + -45.44 + 8.4x = 49 + -45.44 Combine like terms: 45.44 + -45.44 = 0.00 0.00 + 8.4x = 49 + -45.44 8.4x = 49 + -45.44 Combine like terms: 49 + -45.44 = 3.56 8.4x = 3.56 Divide each side by '8.4'. x = 0.4238095238 Simplifying x = 0.4238095238
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