The temperature of the molten metal 10 seconds after pouring is 3500 (°F). The temperature drops by 150 (°F) per second. Check V the box for the equation that shows the correct relation between time(x) and temperature(y). y = 150x + 1500 y = -150x + 5000 y = 150x - 3500 y = -150x + 3500

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