Answer:
yes!
Step-by-step explanation:
Question is Incomplete, Complete question is given below.
Mrs.Smith teaches junior high school. During a class party in fourth period, she used 4/5 liters of soda for 12 students. If she had a class party in fifth period and used the same serving size, how many liters did she use for 30 students?
Answer:
Mrs. Smith used 2 liters of soda for 30 students.
Step-by-step explanation:
Given:
Number of students = 12
Amount of soda used for 12 students = 4/5 liters
We need to find amount of soda used for 30 students.
For 12 students = 4/5 liters of soda used
For 30 students = the amount of soda used
By Using Unitary Method we get
Amount of soda used = 
Hence Mrs. Smith used 2 liters of soda for 30 students.
Answer:
Associative Property of Addition
The answer to the question is B. 8
-2 - 3 -(-4)= -2 - 3 + 4
-2 - 3 + 4
-5 + 4
= -1