Answer: 5 lattes
Step-by-step explanation: Our equation is 20 − 3.5x = 2.5, which means x = 5 lattes.
Answer:
Step-by-step explanation:
y=3.5x (cost function where y is cost and x is the number of lattes)
20-2.5=3.5x
17.5=3.5x
5=x
So she bought 5 lattes.
No they don't form a proportion
Their denominatiors do not share a common multiple, therefore they can not form a proportion.
I hope this helps you
b-3
-1-3
-4
is the correct answer