15/8 19/12 5/2 is the answer for this problem
Answer: 15
Step-by-step explanation:
Answer:

Step-by-step explanation:
1. Use the distributive property to write the problem without parentheses. The distributive property says that you can multiply a number next to parentheses by all the numbers inside parentheses. The picture below explains.

Therefore, your answer is

The awnser would be -11. A minus and a minus creates a plus so it adds up to -11
From all those aforementioned, the true statement is: Thanh’s grade is 2.5 standard deviations below the mean of the test grades.