Since you're looking for the unit rate, you can start do this:

And yes,

is also correct, it's just switching around the 15
Answer:
OK
Step-by-step explanation:
1/5 (150x - 80y + 50 - 50x - 25y + 20) = 20x - 21y + 14
what I did is combined the like terms and multiplied each term within the parenthesis by .2