Answer :

Answer: 15Y + 5X

Step-by-step explanation:

5Y + (3Z + X)

First: 5Y x 3Z= 15Y

Second: 5Y x X= 5X  

Answer:

the answer is X + 5 Y + 3 Z

Step-by-step explanation:

add all same variables together but since there is only one term for each variable it is the same just in alphabet order

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