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Simplifying 0.2x + 7 = 0.4x Reorder the terms: 7 + 0.2x = 0.4x Solving 7 + 0.2x = 0.4x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.4x' to each side of the equation. 7 + 0.2x + -0.4x = 0.4x + -0.4x Combine like terms: 0.2x + -0.4x = -0.2x 7 + -0.2x = 0.4x + -0.4x Combine like terms: 0.4x + -0.4x = 0.0 7 + -0.2x = 0.0 Add '-7' to each side of the equation. 7 + -7 + -0.2x = 0.0 + -7 Combine like terms: 7 + -7 = 0 0 + -0.2x = 0.0 + -7 -0.2x = 0.0 + -7 Combine like terms: 0.0 + -7 = -7 -0.2x = -7 Divide each side by '-0.2'. x = 35 Simplifying x = 35
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