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You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Using only the digits 5, 6, 7, 8, how many different three digit numbers can be formed if no digit is repeated in a number?