24. A shirt costs $30.00, but is on sale for 20% off. Use “X” as the sale price for the shirt. Translate this information into an algebraic equation to find the sale price.
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A. X = 30 + .20(30) |
B. X = 30 - .20 |
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C. X = .20(30) |
D. X = 30 - .20(30) |