The answer for that is the second one
Answer:
OR 
Step-by-step explanation:
So first you find the difference between the new cost and the old cost:
450 - 370 = 80
So the increase was 80.
When you write it as a fraction you write the increase ( 80 ) over the starting cost ( 370 ).
Thus the answer becomes 
But you can always reduce it to its lowest terms thus:

HOPE THIS HELPED
Answer
Step-by-step explanation:
4xc=4c
4x-2= -8
4c-8
Answer: Expression I & Expression II
Step-by-step explanation:
2n+n+3n+5 simplifies to 6n+5
Hi! 13/4 X 42/9 = 91/6 or 91/6 ls there any other options to choose from?