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Simplifying 0.4x + 0.7 = -0.5 Reorder the terms: 0.7 + 0.4x = -0.5 Solving 0.7 + 0.4x = -0.5 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.7' to each side of the equation. 0.7 + -0.7 + 0.4x = -0.5 + -0.7 Combine like terms: 0.7 + -0.7 = 0.0 0.0 + 0.4x = -0.5 + -0.7 0.4x = -0.5 + -0.7 Combine like terms: -0.5 + -0.7 = -1.2 0.4x = -1.2 Divide each side by '0.4'. x = -3 Simplifying x = -3
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