Simon and his sister are playing a guessing game. Simon tells his sister that he is thinking of two positive numbers. The first number minus the second number is 300. The square of the first number minus 20 times the second number is equal to 15.
Formulate a system of one linear and one quadratic equation to represent the two numbers, given that x and y are variables for the two numbers.

nlgqer

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the bolded word " farsighted" could be replaced with visionary.