Under ratio and proportion, there are a couple of ways you can use aside from using words to establish the relationship between 2 numbers.
One would be in a fraction form where "3 to 10" can be written as "3/10", or using a colon between the two numbers, where it would be written as "3:10". It is necessary to understand that these forms all mean the same, even if they look really different.
Answer:
Step-by-step explanation:
the sum of 2 number is 28
x + y = 28
x is 3 times the second number y
x = 3y
This is a tough one hope you get it