Expand and simplify (2x + 4)(3x - 5).
6x^2 - 10x + 12x - 20
6x^2 + 2x - 20
DS
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A car costs £300. The price is then reduced by 20%. However, the shop increases the new price by 15%. Fadhila says, "20 - 15 = 5, so the original price of the car has been reduced 5%". Is she right? What is the final price of the car?