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Simplifying 4.2x + -1.4 = 2.1 Reorder the terms: -1.4 + 4.2x = 2.1 Solving -1.4 + 4.2x = 2.1 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.4' to each side of the equation. -1.4 + 1.4 + 4.2x = 2.1 + 1.4 Combine like terms: -1.4 + 1.4 = 0.0 0.0 + 4.2x = 2.1 + 1.4 4.2x = 2.1 + 1.4 Combine like terms: 2.1 + 1.4 = 3.5 4.2x = 3.5 Divide each side by '4.2'. x = 0.8333333333 Simplifying x = 0.8333333333
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