Determine whether the statement below is always, sometimes, or never true. justify your reasoning.

the expressions x - 3 andy - 3 represent the same value.
heep

How do you convert 1.27 to a percentage

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers