Answer: Yes it is a function
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
let's say the 18 was the 100 and x was the 20% of that 100, if they equal the same just take 20% of 18 (you will get 3.6)
Therefore is C : x/18 = 20/100.
6/15 + 10/15 = 16/15 = 1 1/15
6/15 - 10/15 = -4/15
