6th Grade Number Theory In Functions Counting and Itinerary Problems: Problem 1

Problem: Solve the following set of equations: 9a + 6b + 4c = 80; a + b + c = 15

Solving Indefinite Equations: https://www.youtube.com/watch?v=VivivkHB7ZI

Key: Minimize variables and look at multiples of each term in the equation

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