The first one because of you add 10 and 4 you get 14. And they both multiply 6 by 14.
Were is the rest of the question
Answer: 1.25
Step-by-step explanation:
Given: A college-entrance exam is designed so that scores are normally distributed with a mean
= 500 and a standard deviation
= 100.
A z-score measures how many standard deviations a given measurement deviates from the mean.
Let Y be a random variable that denotes the scores in the exam.
Formula for z-score = 
Z-score = 
⇒ Z-score = 
⇒Z-score =1.25
Therefore , the required z-score = 1.25
Answer:
n>-13
Step-by-step explanation:
so you subtract 4 from -9 then since your not multiplying or divinding by a negative you don't flip the sign