Question: Question attached bellow 8. [Exercise 14] How many solutions are there for the equation x+ y+ z+ u = 20 for integers with the conditions

Question attached bellow

8. [Exercise 14] How many solutions are there for the equation x+ y+ z+ u = 20 for integers with the conditions x 2 2, y 2 4, z 2 0, and u 2 8. Explain your reasoning

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