A washer and a dryer cost $601 combined. the washer cost $49 less than the dryer. what is the cost of the dryer?

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

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?

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex