SOLUTION: If x the sum of all prime factors of 38, and if y is the of all prime factors of 84, what is the value of x-y? Answer is 9.How?

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Question 52486This question is from textbook ultimate math success
: If x the sum of all prime factors of 38, and if y is the of all prime factors of 84, what is the value of x-y?
Answer is 9.How? This question is from textbook ultimate math success

Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
1+2+19=22 ALL THE PRIME FACTORS OF 38
1+2+3+7=13 ALL THE PRIME FACTORS OF 84 OR 22-13=9