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Simplifying 2d + -1f = 3 Solving 2d + -1f = 3 Solving for variable 'd'. Move all terms containing d to the left, all other terms to the right. Add 'f' to each side of the equation. 2d + -1f + f = 3 + f Combine like terms: -1f + f = 0 2d + 0 = 3 + f 2d = 3 + f Divide each side by '2'. d = 1.5 + 0.5f Simplifying d = 1.5 + 0.5f
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